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Finding the Fourth Proportional to 60,557.91, 90,851.46 and 19,004.91

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Solution

The fourth proportional to 60,557.91, 90,851.46 and 19,004.91 is: 28,511.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,557.91 : 90,851.46 = 19,004.91 : x
  2. Step 2: Convert to fraction form
    60,557.91/90,851.46 = 19,004.91/x
  3. Step 3: Cross multiply
    60,557.91x = 90,851.46 × 19,004.91
  4. Step 4: Simplify right side
    60,557.91x = 1,726,623,820.67
  5. Step 5: Solve for x
    x = 1,726,623,820.67/60,557.91
  6. Step 6: Final answer
    x = 28,511.95

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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.