Home / 91,627.20-137,462.40-29,298.24

Finding the Fourth Proportional to 91,627.20, 137,462.40 and 29,298.24

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Solution

The fourth proportional to 91,627.20, 137,462.40 and 29,298.24 is: 43,954.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,627.20 : 137,462.40 = 29,298.24 : x
  2. Step 2: Convert to fraction form
    91,627.20/137,462.40 = 29,298.24/x
  3. Step 3: Cross multiply
    91,627.20x = 137,462.40 × 29,298.24
  4. Step 4: Simplify right side
    91,627.20x = 4,027,406,386.18
  5. Step 5: Solve for x
    x = 4,027,406,386.18/91,627.20
  6. Step 6: Final answer
    x = 43,954.27

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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.