Home / 74,084.04-102,236.04-42,252.12

Finding the Fourth Proportional to 74,084.04, 102,236.04 and 42,252.12

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Solution

The fourth proportional to 74,084.04, 102,236.04 and 42,252.12 is: 58,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,084.04 : 102,236.04 = 42,252.12 : x
  2. Step 2: Convert to fraction form
    74,084.04/102,236.04 = 42,252.12/x
  3. Step 3: Cross multiply
    74,084.04x = 102,236.04 × 42,252.12
  4. Step 4: Simplify right side
    74,084.04x = 4,319,689,430.40
  5. Step 5: Solve for x
    x = 4,319,689,430.40/74,084.04
  6. Step 6: Final answer
    x = 58,307.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.