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Finding the Fourth Proportional to 60,578.07, 90,881.48 and 19,025.07

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Solution

The fourth proportional to 60,578.07, 90,881.48 and 19,025.07 is: 28,542.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,578.07 : 90,881.48 = 19,025.07 : x
  2. Step 2: Convert to fraction form
    60,578.07/90,881.48 = 19,025.07/x
  3. Step 3: Cross multiply
    60,578.07x = 90,881.48 × 19,025.07
  4. Step 4: Simplify right side
    60,578.07x = 1,729,026,566.27
  5. Step 5: Solve for x
    x = 1,729,026,566.27/60,578.07
  6. Step 6: Final answer
    x = 28,542.12

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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.