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Finding the Fourth Proportional to 64,156.74, 88,532.71 and 35,474.73

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Solution

The fourth proportional to 64,156.74, 88,532.71 and 35,474.73 is: 48,953.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,156.74 : 88,532.71 = 35,474.73 : x
  2. Step 2: Convert to fraction form
    64,156.74/88,532.71 = 35,474.73/x
  3. Step 3: Cross multiply
    64,156.74x = 88,532.71 × 35,474.73
  4. Step 4: Simplify right side
    64,156.74x = 3,140,673,762.28
  5. Step 5: Solve for x
    x = 3,140,673,762.28/64,156.74
  6. Step 6: Final answer
    x = 48,953.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.