Home / 92,045.16-138,082.30-29,701.08

Finding the Fourth Proportional to 92,045.16, 138,082.30 and 29,701.08

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Solution

The fourth proportional to 92,045.16, 138,082.30 and 29,701.08 is: 44,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,045.16 : 138,082.30 = 29,701.08 : x
  2. Step 2: Convert to fraction form
    92,045.16/138,082.30 = 29,701.08/x
  3. Step 3: Cross multiply
    92,045.16x = 138,082.30 × 29,701.08
  4. Step 4: Simplify right side
    92,045.16x = 4,101,193,438.88
  5. Step 5: Solve for x
    x = 4,101,193,438.88/92,045.16
  6. Step 6: Final answer
    x = 44,556.32

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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.