Home / 51,318.48-77,002.02-35,547.78

Finding the Fourth Proportional to 51,318.48, 77,002.02 and 35,547.78

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Solution

The fourth proportional to 51,318.48, 77,002.02 and 35,547.78 is: 53,338.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,318.48 : 77,002.02 = 35,547.78 : x
  2. Step 2: Convert to fraction form
    51,318.48/77,002.02 = 35,547.78/x
  3. Step 3: Cross multiply
    51,318.48x = 77,002.02 × 35,547.78
  4. Step 4: Simplify right side
    51,318.48x = 2,737,250,866.52
  5. Step 5: Solve for x
    x = 2,737,250,866.52/51,318.48
  6. Step 6: Final answer
    x = 53,338.50

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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.