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Finding the Fourth Proportional to 92,492.62, 127,639.98 and 50,051.16

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Solution

The fourth proportional to 92,492.62, 127,639.98 and 50,051.16 is: 69,070.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,492.62 : 127,639.98 = 50,051.16 : x
  2. Step 2: Convert to fraction form
    92,492.62/127,639.98 = 50,051.16/x
  3. Step 3: Cross multiply
    92,492.62x = 127,639.98 × 50,051.16
  4. Step 4: Simplify right side
    92,492.62x = 6,388,529,061.38
  5. Step 5: Solve for x
    x = 6,388,529,061.38/92,492.62
  6. Step 6: Final answer
    x = 69,070.69

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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.