Home / 118,026.45-177,113.49-47,905.76

Finding the Fourth Proportional to 118,026.45, 177,113.49 and 47,905.76

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Solution

The fourth proportional to 118,026.45, 177,113.49 and 47,905.76 is: 71,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,026.45 : 177,113.49 = 47,905.76 : x
  2. Step 2: Convert to fraction form
    118,026.45/177,113.49 = 47,905.76/x
  3. Step 3: Cross multiply
    118,026.45x = 177,113.49 × 47,905.76
  4. Step 4: Simplify right side
    118,026.45x = 8,484,756,607.84
  5. Step 5: Solve for x
    x = 8,484,756,607.84/118,026.45
  6. Step 6: Final answer
    x = 71,888.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.