Home / 113,844.16-157,101.12-62,856.04

Finding the Fourth Proportional to 113,844.16, 157,101.12 and 62,856.04

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Solution

The fourth proportional to 113,844.16, 157,101.12 and 62,856.04 is: 86,739.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,844.16 : 157,101.12 = 62,856.04 : x
  2. Step 2: Convert to fraction form
    113,844.16/157,101.12 = 62,856.04/x
  3. Step 3: Cross multiply
    113,844.16x = 157,101.12 × 62,856.04
  4. Step 4: Simplify right side
    113,844.16x = 9,874,754,282.76
  5. Step 5: Solve for x
    x = 9,874,754,282.76/113,844.16
  6. Step 6: Final answer
    x = 86,739.23

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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.