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Finding the Fourth Proportional to 60,227.64, 90,218.77 and 28,541.66

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Solution

The fourth proportional to 60,227.64, 90,218.77 and 28,541.66 is: 42,754.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,227.64 : 90,218.77 = 28,541.66 : x
  2. Step 2: Convert to fraction form
    60,227.64/90,218.77 = 28,541.66/x
  3. Step 3: Cross multiply
    60,227.64x = 90,218.77 × 28,541.66
  4. Step 4: Simplify right side
    60,227.64x = 2,574,992,936.51
  5. Step 5: Solve for x
    x = 2,574,992,936.51/60,227.64
  6. Step 6: Final answer
    x = 42,754.34

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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.