Home / 97,298.04-145,947.06-75,143.73

Finding the Fourth Proportional to 97,298.04, 145,947.06 and 75,143.73

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Solution

The fourth proportional to 97,298.04, 145,947.06 and 75,143.73 is: 112,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,298.04 : 145,947.06 = 75,143.73 : x
  2. Step 2: Convert to fraction form
    97,298.04/145,947.06 = 75,143.73/x
  3. Step 3: Cross multiply
    97,298.04x = 145,947.06 × 75,143.73
  4. Step 4: Simplify right side
    97,298.04x = 10,967,006,470.93
  5. Step 5: Solve for x
    x = 10,967,006,470.93/97,298.04
  6. Step 6: Final answer
    x = 112,715.60

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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.