Home / 158,012.11-218,052.52-93,484.68

Finding the Fourth Proportional to 158,012.11, 218,052.52 and 93,484.68

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Solution

The fourth proportional to 158,012.11, 218,052.52 and 93,484.68 is: 129,006.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,012.11 : 218,052.52 = 93,484.68 : x
  2. Step 2: Convert to fraction form
    158,012.11/218,052.52 = 93,484.68/x
  3. Step 3: Cross multiply
    158,012.11x = 218,052.52 × 93,484.68
  4. Step 4: Simplify right side
    158,012.11x = 20,384,570,055.39
  5. Step 5: Solve for x
    x = 20,384,570,055.39/158,012.11
  6. Step 6: Final answer
    x = 129,006.38

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1.5x scale

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.