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Finding the Fourth Proportional to 162,034, 243,040.68 and 60,812.08

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Solution

The fourth proportional to 162,034, 243,040.68 and 60,812.08 is: 91,214.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,034 : 243,040.68 = 60,812.08 : x
  2. Step 2: Convert to fraction form
    162,034/243,040.68 = 60,812.08/x
  3. Step 3: Cross multiply
    162,034x = 243,040.68 × 60,812.08
  4. Step 4: Simplify right side
    162,034x = 14,779,809,275.41
  5. Step 5: Solve for x
    x = 14,779,809,275.41/162,034
  6. Step 6: Final answer
    x = 91,214.25

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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.