Home / 113,322.75-156,388.83-62,332.86

Finding the Fourth Proportional to 113,322.75, 156,388.83 and 62,332.86

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Solution

The fourth proportional to 113,322.75, 156,388.83 and 62,332.86 is: 86,021.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,322.75 : 156,388.83 = 62,332.86 : x
  2. Step 2: Convert to fraction form
    113,322.75/156,388.83 = 62,332.86/x
  3. Step 3: Cross multiply
    113,322.75x = 156,388.83 × 62,332.86
  4. Step 4: Simplify right side
    113,322.75x = 9,748,163,045.95
  5. Step 5: Solve for x
    x = 9,748,163,045.95/113,322.75
  6. Step 6: Final answer
    x = 86,021.24

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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.