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Finding the Fourth Proportional to 60,093, 90,144.76 and 15,719.56

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Solution

The fourth proportional to 60,093, 90,144.76 and 15,719.56 is: 23,580.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,093 : 90,144.76 = 15,719.56 : x
  2. Step 2: Convert to fraction form
    60,093/90,144.76 = 15,719.56/x
  3. Step 3: Cross multiply
    60,093x = 90,144.76 × 15,719.56
  4. Step 4: Simplify right side
    60,093x = 1,417,035,963.51
  5. Step 5: Solve for x
    x = 1,417,035,963.51/60,093
  6. Step 6: Final answer
    x = 23,580.72

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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.