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Finding the Fourth Proportional to 110,348, 152,280.24 and 60,047.36

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Solution

The fourth proportional to 110,348, 152,280.24 and 60,047.36 is: 82,865.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,348 : 152,280.24 = 60,047.36 : x
  2. Step 2: Convert to fraction form
    110,348/152,280.24 = 60,047.36/x
  3. Step 3: Cross multiply
    110,348x = 152,280.24 × 60,047.36
  4. Step 4: Simplify right side
    110,348x = 9,144,026,392.17
  5. Step 5: Solve for x
    x = 9,144,026,392.17/110,348
  6. Step 6: Final answer
    x = 82,865.36

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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.