Home / 102,004.60-152,715.30-62,638.60

Finding the Fourth Proportional to 102,004.60, 152,715.30 and 62,638.60

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Solution

The fourth proportional to 102,004.60, 152,715.30 and 62,638.60 is: 93,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,004.60 : 152,715.30 = 62,638.60 : x
  2. Step 2: Convert to fraction form
    102,004.60/152,715.30 = 62,638.60/x
  3. Step 3: Cross multiply
    102,004.60x = 152,715.30 × 62,638.60
  4. Step 4: Simplify right side
    102,004.60x = 9,565,872,590.58
  5. Step 5: Solve for x
    x = 9,565,872,590.58/102,004.60
  6. Step 6: Final answer
    x = 93,778.84

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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.