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Finding the Fourth Proportional to 160,316.38, 240,474.39 and 64,296.92

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Solution

The fourth proportional to 160,316.38, 240,474.39 and 64,296.92 is: 96,445.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,316.38 : 240,474.39 = 64,296.92 : x
  2. Step 2: Convert to fraction form
    160,316.38/240,474.39 = 64,296.92/x
  3. Step 3: Cross multiply
    160,316.38x = 240,474.39 × 64,296.92
  4. Step 4: Simplify right side
    160,316.38x = 15,461,762,975.95
  5. Step 5: Solve for x
    x = 15,461,762,975.95/160,316.38
  6. Step 6: Final answer
    x = 96,445.31

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1.5x scale

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.