Home / 126,961,852.03-175,209,275.55-71,219,628.88

Finding the Fourth Proportional to 126,961,852.03, 175,209,275.55 and 71,219,628.88

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Solution

The fourth proportional to 126,961,852.03, 175,209,275.55 and 71,219,628.88 is: 98,284,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,961,852.03 : 175,209,275.55 = 71,219,628.88 : x
  2. Step 2: Convert to fraction form
    126,961,852.03/175,209,275.55 = 71,219,628.88/x
  3. Step 3: Cross multiply
    126,961,852.03x = 175,209,275.55 × 71,219,628.88
  4. Step 4: Simplify right side
    126,961,852.03x = 12,478,339,581,004,658
  5. Step 5: Solve for x
    x = 12,478,339,581,004,658/126,961,852.03
  6. Step 6: Final answer
    x = 98,284,164.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.