Home / 92,150.12-138,225.23-25,590.25

Finding the Fourth Proportional to 92,150.12, 138,225.23 and 25,590.25

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Solution

The fourth proportional to 92,150.12, 138,225.23 and 25,590.25 is: 38,385.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,150.12 : 138,225.23 = 25,590.25 : x
  2. Step 2: Convert to fraction form
    92,150.12/138,225.23 = 25,590.25/x
  3. Step 3: Cross multiply
    92,150.12x = 138,225.23 × 25,590.25
  4. Step 4: Simplify right side
    92,150.12x = 3,537,218,192.01
  5. Step 5: Solve for x
    x = 3,537,218,192.01/92,150.12
  6. Step 6: Final answer
    x = 38,385.39

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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.