Home / 113,267.68-156,312.80-62,277.77

Finding the Fourth Proportional to 113,267.68, 156,312.80 and 62,277.77

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Solution

The fourth proportional to 113,267.68, 156,312.80 and 62,277.77 is: 85,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,267.68 : 156,312.80 = 62,277.77 : x
  2. Step 2: Convert to fraction form
    113,267.68/156,312.80 = 62,277.77/x
  3. Step 3: Cross multiply
    113,267.68x = 156,312.80 × 62,277.77
  4. Step 4: Simplify right side
    113,267.68x = 9,734,812,606.46
  5. Step 5: Solve for x
    x = 9,734,812,606.46/113,267.68
  6. Step 6: Final answer
    x = 85,945.19

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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.