Home / 97,000.80-145,507.32-30,443.52

Finding the Fourth Proportional to 97,000.80, 145,507.32 and 30,443.52

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Solution

The fourth proportional to 97,000.80, 145,507.32 and 30,443.52 is: 45,667.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,000.80 : 145,507.32 = 30,443.52 : x
  2. Step 2: Convert to fraction form
    97,000.80/145,507.32 = 30,443.52/x
  3. Step 3: Cross multiply
    97,000.80x = 145,507.32 × 30,443.52
  4. Step 4: Simplify right side
    97,000.80x = 4,429,755,006.57
  5. Step 5: Solve for x
    x = 4,429,755,006.57/97,000.80
  6. Step 6: Final answer
    x = 45,667.20

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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.