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Finding the Fourth Proportional to 67,647.52, 93,312.76 and 44,677.48

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Solution

The fourth proportional to 67,647.52, 93,312.76 and 44,677.48 is: 61,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,647.52 : 93,312.76 = 44,677.48 : x
  2. Step 2: Convert to fraction form
    67,647.52/93,312.76 = 44,677.48/x
  3. Step 3: Cross multiply
    67,647.52x = 93,312.76 × 44,677.48
  4. Step 4: Simplify right side
    67,647.52x = 4,168,978,968.64
  5. Step 5: Solve for x
    x = 4,168,978,968.64/67,647.52
  6. Step 6: Final answer
    x = 61,627.96

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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.