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Finding the Fourth Proportional to 67,966.51, 93,774.36 and 41,089.50

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Solution

The fourth proportional to 67,966.51, 93,774.36 and 41,089.50 is: 56,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,966.51 : 93,774.36 = 41,089.50 : x
  2. Step 2: Convert to fraction form
    67,966.51/93,774.36 = 41,089.50/x
  3. Step 3: Cross multiply
    67,966.51x = 93,774.36 × 41,089.50
  4. Step 4: Simplify right side
    67,966.51x = 3,853,141,565.22
  5. Step 5: Solve for x
    x = 3,853,141,565.22/67,966.51
  6. Step 6: Final answer
    x = 56,691.77

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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.