Home / 113,832.81-157,089.51-62,845.64

Finding the Fourth Proportional to 113,832.81, 157,089.51 and 62,845.64

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Solution

The fourth proportional to 113,832.81, 157,089.51 and 62,845.64 is: 86,727.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,832.81 : 157,089.51 = 62,845.64 : x
  2. Step 2: Convert to fraction form
    113,832.81/157,089.51 = 62,845.64/x
  3. Step 3: Cross multiply
    113,832.81x = 157,089.51 × 62,845.64
  4. Step 4: Simplify right side
    113,832.81x = 9,872,391,082.91
  5. Step 5: Solve for x
    x = 9,872,391,082.91/113,832.81
  6. Step 6: Final answer
    x = 86,727.11

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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.