Home / 96,947.40-145,421.10-96,025.80

Finding the Fourth Proportional to 96,947.40, 145,421.10 and 96,025.80

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Solution

The fourth proportional to 96,947.40, 145,421.10 and 96,025.80 is: 144,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,947.40 : 145,421.10 = 96,025.80 : x
  2. Step 2: Convert to fraction form
    96,947.40/145,421.10 = 96,025.80/x
  3. Step 3: Cross multiply
    96,947.40x = 145,421.10 × 96,025.80
  4. Step 4: Simplify right side
    96,947.40x = 13,964,177,464.38
  5. Step 5: Solve for x
    x = 13,964,177,464.38/96,947.40
  6. Step 6: Final answer
    x = 144,038.70

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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.