Home / 145,002.46-217,461.93-39,824.86

Finding the Fourth Proportional to 145,002.46, 217,461.93 and 39,824.86

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Solution

The fourth proportional to 145,002.46, 217,461.93 and 39,824.86 is: 59,725.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,002.46 : 217,461.93 = 39,824.86 : x
  2. Step 2: Convert to fraction form
    145,002.46/217,461.93 = 39,824.86/x
  3. Step 3: Cross multiply
    145,002.46x = 217,461.93 × 39,824.86
  4. Step 4: Simplify right side
    145,002.46x = 8,660,390,917.58
  5. Step 5: Solve for x
    x = 8,660,390,917.58/145,002.46
  6. Step 6: Final answer
    x = 59,725.82

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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.