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Finding the Fourth Proportional to 149,959.32, 224,853.88 and 61,108.80

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Solution

The fourth proportional to 149,959.32, 224,853.88 and 61,108.80 is: 91,628.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,959.32 : 224,853.88 = 61,108.80 : x
  2. Step 2: Convert to fraction form
    149,959.32/224,853.88 = 61,108.80/x
  3. Step 3: Cross multiply
    149,959.32x = 224,853.88 × 61,108.80
  4. Step 4: Simplify right side
    149,959.32x = 13,740,550,782.14
  5. Step 5: Solve for x
    x = 13,740,550,782.14/149,959.32
  6. Step 6: Final answer
    x = 91,628.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.