Home / 114,948,537.42-172,445,520.15-42,165,993.90

Finding the Fourth Proportional to 114,948,537.42, 172,445,520.15 and 42,165,993.90

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Solution

The fourth proportional to 114,948,537.42, 172,445,520.15 and 42,165,993.90 is: 63,257,322.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,948,537.42 : 172,445,520.15 = 42,165,993.90 : x
  2. Step 2: Convert to fraction form
    114,948,537.42/172,445,520.15 = 42,165,993.90/x
  3. Step 3: Cross multiply
    114,948,537.42x = 172,445,520.15 × 42,165,993.90
  4. Step 4: Simplify right side
    114,948,537.42x = 7,271,336,750,727,227
  5. Step 5: Solve for x
    x = 7,271,336,750,727,227/114,948,537.42
  6. Step 6: Final answer
    x = 63,257,322.92

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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.