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Finding the Fourth Proportional to 59,306.32, 81,840.32 and 35,446.16

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Solution

The fourth proportional to 59,306.32, 81,840.32 and 35,446.16 is: 48,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,306.32 : 81,840.32 = 35,446.16 : x
  2. Step 2: Convert to fraction form
    59,306.32/81,840.32 = 35,446.16/x
  3. Step 3: Cross multiply
    59,306.32x = 81,840.32 × 35,446.16
  4. Step 4: Simplify right side
    59,306.32x = 2,900,925,077.17
  5. Step 5: Solve for x
    x = 2,900,925,077.17/59,306.32
  6. Step 6: Final answer
    x = 48,914.27

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1.5x scale

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.