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Finding the Fourth Proportional to 60,223.70, 90,356.51 and 26,947.28

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Solution

The fourth proportional to 60,223.70, 90,356.51 and 26,947.28 is: 40,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,223.70 : 90,356.51 = 26,947.28 : x
  2. Step 2: Convert to fraction form
    60,223.70/90,356.51 = 26,947.28/x
  3. Step 3: Cross multiply
    60,223.70x = 90,356.51 × 26,947.28
  4. Step 4: Simplify right side
    60,223.70x = 2,434,862,468.05
  5. Step 5: Solve for x
    x = 2,434,862,468.05/60,223.70
  6. Step 6: Final answer
    x = 40,430.30

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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.