Home / 90,237.36-124,526.52-49,951.20

Finding the Fourth Proportional to 90,237.36, 124,526.52 and 49,951.20

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Solution

The fourth proportional to 90,237.36, 124,526.52 and 49,951.20 is: 68,932.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,237.36 : 124,526.52 = 49,951.20 : x
  2. Step 2: Convert to fraction form
    90,237.36/124,526.52 = 49,951.20/x
  3. Step 3: Cross multiply
    90,237.36x = 124,526.52 × 49,951.20
  4. Step 4: Simplify right side
    90,237.36x = 6,220,249,105.82
  5. Step 5: Solve for x
    x = 6,220,249,105.82/90,237.36
  6. Step 6: Final answer
    x = 68,932.08

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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.