Home / 92,095.04-138,097.92-42,160.16

Finding the Fourth Proportional to 92,095.04, 138,097.92 and 42,160.16

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Solution

The fourth proportional to 92,095.04, 138,097.92 and 42,160.16 is: 63,219.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,095.04 : 138,097.92 = 42,160.16 : x
  2. Step 2: Convert to fraction form
    92,095.04/138,097.92 = 42,160.16/x
  3. Step 3: Cross multiply
    92,095.04x = 138,097.92 × 42,160.16
  4. Step 4: Simplify right side
    92,095.04x = 5,822,230,402.87
  5. Step 5: Solve for x
    x = 5,822,230,402.87/92,095.04
  6. Step 6: Final answer
    x = 63,219.80

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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.