Home / 96,947.60-145,421.40-59,622.80

Finding the Fourth Proportional to 96,947.60, 145,421.40 and 59,622.80

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Solution

The fourth proportional to 96,947.60, 145,421.40 and 59,622.80 is: 89,434.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,947.60 : 145,421.40 = 59,622.80 : x
  2. Step 2: Convert to fraction form
    96,947.60/145,421.40 = 59,622.80/x
  3. Step 3: Cross multiply
    96,947.60x = 145,421.40 × 59,622.80
  4. Step 4: Simplify right side
    96,947.60x = 8,670,431,047.92
  5. Step 5: Solve for x
    x = 8,670,431,047.92/96,947.60
  6. Step 6: Final answer
    x = 89,434.20

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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.