Home / 98,567.75-136,023.33-53,245.69

Finding the Fourth Proportional to 98,567.75, 136,023.33 and 53,245.69

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Solution

The fourth proportional to 98,567.75, 136,023.33 and 53,245.69 is: 73,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,567.75 : 136,023.33 = 53,245.69 : x
  2. Step 2: Convert to fraction form
    98,567.75/136,023.33 = 53,245.69/x
  3. Step 3: Cross multiply
    98,567.75x = 136,023.33 × 53,245.69
  4. Step 4: Simplify right side
    98,567.75x = 7,242,655,921.56
  5. Step 5: Solve for x
    x = 7,242,655,921.56/98,567.75
  6. Step 6: Final answer
    x = 73,478.96

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1.5x scale

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.