Home / 108,787.17-150,123.89-60,386.24

Finding the Fourth Proportional to 108,787.17, 150,123.89 and 60,386.24

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Solution

The fourth proportional to 108,787.17, 150,123.89 and 60,386.24 is: 83,331.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,787.17 : 150,123.89 = 60,386.24 : x
  2. Step 2: Convert to fraction form
    108,787.17/150,123.89 = 60,386.24/x
  3. Step 3: Cross multiply
    108,787.17x = 150,123.89 × 60,386.24
  4. Step 4: Simplify right side
    108,787.17x = 9,065,416,198.72
  5. Step 5: Solve for x
    x = 9,065,416,198.72/108,787.17
  6. Step 6: Final answer
    x = 83,331.67

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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.