Home / 158,966.04-219,371.58-87,344.52

Finding the Fourth Proportional to 158,966.04, 219,371.58 and 87,344.52

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Solution

The fourth proportional to 158,966.04, 219,371.58 and 87,344.52 is: 120,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,966.04 : 219,371.58 = 87,344.52 : x
  2. Step 2: Convert to fraction form
    158,966.04/219,371.58 = 87,344.52/x
  3. Step 3: Cross multiply
    158,966.04x = 219,371.58 × 87,344.52
  4. Step 4: Simplify right side
    158,966.04x = 19,160,905,356.74
  5. Step 5: Solve for x
    x = 19,160,905,356.74/158,966.04
  6. Step 6: Final answer
    x = 120,534.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.