Home / 90,287.91-124,555.95-58,467.06

Finding the Fourth Proportional to 90,287.91, 124,555.95 and 58,467.06

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Solution

The fourth proportional to 90,287.91, 124,555.95 and 58,467.06 is: 80,657.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,287.91 : 124,555.95 = 58,467.06 : x
  2. Step 2: Convert to fraction form
    90,287.91/124,555.95 = 58,467.06/x
  3. Step 3: Cross multiply
    90,287.91x = 124,555.95 × 58,467.06
  4. Step 4: Simplify right side
    90,287.91x = 7,282,420,202.01
  5. Step 5: Solve for x
    x = 7,282,420,202.01/90,287.91
  6. Step 6: Final answer
    x = 80,657.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.