Home / 90,036.46-124,225.05-51,794.02

Finding the Fourth Proportional to 90,036.46, 124,225.05 and 51,794.02

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Solution

The fourth proportional to 90,036.46, 124,225.05 and 51,794.02 is: 71,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,036.46 : 124,225.05 = 51,794.02 : x
  2. Step 2: Convert to fraction form
    90,036.46/124,225.05 = 51,794.02/x
  3. Step 3: Cross multiply
    90,036.46x = 124,225.05 × 51,794.02
  4. Step 4: Simplify right side
    90,036.46x = 6,434,114,724.20
  5. Step 5: Solve for x
    x = 6,434,114,724.20/90,036.46
  6. Step 6: Final answer
    x = 71,461.21

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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.