Home / 113,617.04-156,784.39-62,630.17

Finding the Fourth Proportional to 113,617.04, 156,784.39 and 62,630.17

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Solution

The fourth proportional to 113,617.04, 156,784.39 and 62,630.17 is: 86,425.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,617.04 : 156,784.39 = 62,630.17 : x
  2. Step 2: Convert to fraction form
    113,617.04/156,784.39 = 62,630.17/x
  3. Step 3: Cross multiply
    113,617.04x = 156,784.39 × 62,630.17
  4. Step 4: Simplify right side
    113,617.04x = 9,819,432,450.51
  5. Step 5: Solve for x
    x = 9,819,432,450.51/113,617.04
  6. Step 6: Final answer
    x = 86,425.71

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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.