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Finding the Fourth Proportional to 64,154.76, 88,529.97 and 35,472.77

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Solution

The fourth proportional to 64,154.76, 88,529.97 and 35,472.77 is: 48,950.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.76 : 88,529.97 = 35,472.77 : x
  2. Step 2: Convert to fraction form
    64,154.76/88,529.97 = 35,472.77/x
  3. Step 3: Cross multiply
    64,154.76x = 88,529.97 × 35,472.77
  4. Step 4: Simplify right side
    64,154.76x = 3,140,402,821.27
  5. Step 5: Solve for x
    x = 3,140,402,821.27/64,154.76
  6. Step 6: Final answer
    x = 48,950.43

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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.