Home / 157,474.52-236,071.92-61,389.60

Finding the Fourth Proportional to 157,474.52, 236,071.92 and 61,389.60

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Solution

The fourth proportional to 157,474.52, 236,071.92 and 61,389.60 is: 92,029.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,474.52 : 236,071.92 = 61,389.60 : x
  2. Step 2: Convert to fraction form
    157,474.52/236,071.92 = 61,389.60/x
  3. Step 3: Cross multiply
    157,474.52x = 236,071.92 × 61,389.60
  4. Step 4: Simplify right side
    157,474.52x = 14,492,360,740.03
  5. Step 5: Solve for x
    x = 14,492,360,740.03/157,474.52
  6. Step 6: Final answer
    x = 92,029.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.