Home / 61,818.12-92,727.18-30,646.08

Finding the Fourth Proportional to 61,818.12, 92,727.18 and 30,646.08

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Solution

The fourth proportional to 61,818.12, 92,727.18 and 30,646.08 is: 45,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,818.12 : 92,727.18 = 30,646.08 : x
  2. Step 2: Convert to fraction form
    61,818.12/92,727.18 = 30,646.08/x
  3. Step 3: Cross multiply
    61,818.12x = 92,727.18 × 30,646.08
  4. Step 4: Simplify right side
    61,818.12x = 2,841,724,576.45
  5. Step 5: Solve for x
    x = 2,841,724,576.45/61,818.12
  6. Step 6: Final answer
    x = 45,969.12

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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.