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Finding the Fourth Proportional to 92,356.90, 127,459.10 and 52,074.42

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Solution

The fourth proportional to 92,356.90, 127,459.10 and 52,074.42 is: 71,866.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,356.90 : 127,459.10 = 52,074.42 : x
  2. Step 2: Convert to fraction form
    92,356.90/127,459.10 = 52,074.42/x
  3. Step 3: Cross multiply
    92,356.90x = 127,459.10 × 52,074.42
  4. Step 4: Simplify right side
    92,356.90x = 6,637,358,706.22
  5. Step 5: Solve for x
    x = 6,637,358,706.22/92,356.90
  6. Step 6: Final answer
    x = 71,866.41

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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.