Home / 113,669.04-156,859.68-62,683.92

Finding the Fourth Proportional to 113,669.04, 156,859.68 and 62,683.92

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Solution

The fourth proportional to 113,669.04, 156,859.68 and 62,683.92 is: 86,501.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,669.04 : 156,859.68 = 62,683.92 : x
  2. Step 2: Convert to fraction form
    113,669.04/156,859.68 = 62,683.92/x
  3. Step 3: Cross multiply
    113,669.04x = 156,859.68 × 62,683.92
  4. Step 4: Simplify right side
    113,669.04x = 9,832,579,318.93
  5. Step 5: Solve for x
    x = 9,832,579,318.93/113,669.04
  6. Step 6: Final answer
    x = 86,501.82

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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.