Home / 90,208.72-124,488.27-49,925.26

Finding the Fourth Proportional to 90,208.72, 124,488.27 and 49,925.26

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Solution

The fourth proportional to 90,208.72, 124,488.27 and 49,925.26 is: 68,896.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,208.72 : 124,488.27 = 49,925.26 : x
  2. Step 2: Convert to fraction form
    90,208.72/124,488.27 = 49,925.26/x
  3. Step 3: Cross multiply
    90,208.72x = 124,488.27 × 49,925.26
  4. Step 4: Simplify right side
    90,208.72x = 6,215,109,246.70
  5. Step 5: Solve for x
    x = 6,215,109,246.70/90,208.72
  6. Step 6: Final answer
    x = 68,896.99

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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.