Home / 79,038.28-118,542.94-22,864.58

Finding the Fourth Proportional to 79,038.28, 118,542.94 and 22,864.58

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Solution

The fourth proportional to 79,038.28, 118,542.94 and 22,864.58 is: 34,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,038.28 : 118,542.94 = 22,864.58 : x
  2. Step 2: Convert to fraction form
    79,038.28/118,542.94 = 22,864.58/x
  3. Step 3: Cross multiply
    79,038.28x = 118,542.94 × 22,864.58
  4. Step 4: Simplify right side
    79,038.28x = 2,710,434,458.34
  5. Step 5: Solve for x
    x = 2,710,434,458.34/79,038.28
  6. Step 6: Final answer
    x = 34,292.68

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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.