Home / 91,353.20-137,029.80-24,803.60

Finding the Fourth Proportional to 91,353.20, 137,029.80 and 24,803.60

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Solution

The fourth proportional to 91,353.20, 137,029.80 and 24,803.60 is: 37,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,353.20 : 137,029.80 = 24,803.60 : x
  2. Step 2: Convert to fraction form
    91,353.20/137,029.80 = 24,803.60/x
  3. Step 3: Cross multiply
    91,353.20x = 137,029.80 × 24,803.60
  4. Step 4: Simplify right side
    91,353.20x = 3,398,832,347.28
  5. Step 5: Solve for x
    x = 3,398,832,347.28/91,353.20
  6. Step 6: Final answer
    x = 37,205.40

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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.