Home / 113,595.18-156,754.95-62,607.75

Finding the Fourth Proportional to 113,595.18, 156,754.95 and 62,607.75

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Solution

The fourth proportional to 113,595.18, 156,754.95 and 62,607.75 is: 86,395.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,595.18 : 156,754.95 = 62,607.75 : x
  2. Step 2: Convert to fraction form
    113,595.18/156,754.95 = 62,607.75/x
  3. Step 3: Cross multiply
    113,595.18x = 156,754.95 × 62,607.75
  4. Step 4: Simplify right side
    113,595.18x = 9,814,074,720.86
  5. Step 5: Solve for x
    x = 9,814,074,720.86/113,595.18
  6. Step 6: Final answer
    x = 86,395.17

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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.