Home / 113,057.72-156,011.84-62,752.76

Finding the Fourth Proportional to 113,057.72, 156,011.84 and 62,752.76

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Solution

The fourth proportional to 113,057.72, 156,011.84 and 62,752.76 is: 86,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,057.72 : 156,011.84 = 62,752.76 : x
  2. Step 2: Convert to fraction form
    113,057.72/156,011.84 = 62,752.76/x
  3. Step 3: Cross multiply
    113,057.72x = 156,011.84 × 62,752.76
  4. Step 4: Simplify right side
    113,057.72x = 9,790,173,552.68
  5. Step 5: Solve for x
    x = 9,790,173,552.68/113,057.72
  6. Step 6: Final answer
    x = 86,594.47

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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.