Home / 90,944.80-136,417.20-62,404.45

Finding the Fourth Proportional to 90,944.80, 136,417.20 and 62,404.45

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Solution

The fourth proportional to 90,944.80, 136,417.20 and 62,404.45 is: 93,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,944.80 : 136,417.20 = 62,404.45 : x
  2. Step 2: Convert to fraction form
    90,944.80/136,417.20 = 62,404.45/x
  3. Step 3: Cross multiply
    90,944.80x = 136,417.20 × 62,404.45
  4. Step 4: Simplify right side
    90,944.80x = 8,513,040,336.54
  5. Step 5: Solve for x
    x = 8,513,040,336.54/90,944.80
  6. Step 6: Final answer
    x = 93,606.68

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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.