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Finding the Fourth Proportional to 162,002.60, 242,888.70 and 62,124.20

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Solution

The fourth proportional to 162,002.60, 242,888.70 and 62,124.20 is: 93,142.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,002.60 : 242,888.70 = 62,124.20 : x
  2. Step 2: Convert to fraction form
    162,002.60/242,888.70 = 62,124.20/x
  3. Step 3: Cross multiply
    162,002.60x = 242,888.70 × 62,124.20
  4. Step 4: Simplify right side
    162,002.60x = 15,089,266,176.54
  5. Step 5: Solve for x
    x = 15,089,266,176.54/162,002.60
  6. Step 6: Final answer
    x = 93,142.12

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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.