Home / 92,070.32-138,108.46-25,511.10

Finding the Fourth Proportional to 92,070.32, 138,108.46 and 25,511.10

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Solution

The fourth proportional to 92,070.32, 138,108.46 and 25,511.10 is: 38,267.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,070.32 : 138,108.46 = 25,511.10 : x
  2. Step 2: Convert to fraction form
    92,070.32/138,108.46 = 25,511.10/x
  3. Step 3: Cross multiply
    92,070.32x = 138,108.46 × 25,511.10
  4. Step 4: Simplify right side
    92,070.32x = 3,523,298,733.91
  5. Step 5: Solve for x
    x = 3,523,298,733.91/92,070.32
  6. Step 6: Final answer
    x = 38,267.48

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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.