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Finding the Fourth Proportional to 92,477.64, 127,619.10 and 52,199.85

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Solution

The fourth proportional to 92,477.64, 127,619.10 and 52,199.85 is: 72,035.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,477.64 : 127,619.10 = 52,199.85 : x
  2. Step 2: Convert to fraction form
    92,477.64/127,619.10 = 52,199.85/x
  3. Step 3: Cross multiply
    92,477.64x = 127,619.10 × 52,199.85
  4. Step 4: Simplify right side
    92,477.64x = 6,661,697,877.14
  5. Step 5: Solve for x
    x = 6,661,697,877.14/92,477.64
  6. Step 6: Final answer
    x = 72,035.77

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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.