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Finding the Fourth Proportional to 105,444.01, 158,167.84 and 38,849.86

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Solution

The fourth proportional to 105,444.01, 158,167.84 and 38,849.86 is: 58,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,444.01 : 158,167.84 = 38,849.86 : x
  2. Step 2: Convert to fraction form
    105,444.01/158,167.84 = 38,849.86/x
  3. Step 3: Cross multiply
    105,444.01x = 158,167.84 × 38,849.86
  4. Step 4: Simplify right side
    105,444.01x = 6,144,798,440.50
  5. Step 5: Solve for x
    x = 6,144,798,440.50/105,444.01
  6. Step 6: Final answer
    x = 58,275.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.