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Finding the Fourth Proportional to 159,833.64, 239,688.12 and 59,939.40

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Solution

The fourth proportional to 159,833.64, 239,688.12 and 59,939.40 is: 89,885.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,833.64 : 239,688.12 = 59,939.40 : x
  2. Step 2: Convert to fraction form
    159,833.64/239,688.12 = 59,939.40/x
  3. Step 3: Cross multiply
    159,833.64x = 239,688.12 × 59,939.40
  4. Step 4: Simplify right side
    159,833.64x = 14,366,762,099.93
  5. Step 5: Solve for x
    x = 14,366,762,099.93/159,833.64
  6. Step 6: Final answer
    x = 89,885.72

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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.