Home / 90,339.01-124,726.34-58,088.11

Finding the Fourth Proportional to 90,339.01, 124,726.34 and 58,088.11

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Solution

The fourth proportional to 90,339.01, 124,726.34 and 58,088.11 is: 80,199.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,339.01 : 124,726.34 = 58,088.11 : x
  2. Step 2: Convert to fraction form
    90,339.01/124,726.34 = 58,088.11/x
  3. Step 3: Cross multiply
    90,339.01x = 124,726.34 × 58,088.11
  4. Step 4: Simplify right side
    90,339.01x = 7,245,117,357.82
  5. Step 5: Solve for x
    x = 7,245,117,357.82/90,339.01
  6. Step 6: Final answer
    x = 80,199.21

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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.