Home / 158,562.18-218,885.58-111,002.22

Finding the Fourth Proportional to 158,562.18, 218,885.58 and 111,002.22

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Solution

The fourth proportional to 158,562.18, 218,885.58 and 111,002.22 is: 153,231.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,562.18 : 218,885.58 = 111,002.22 : x
  2. Step 2: Convert to fraction form
    158,562.18/218,885.58 = 111,002.22/x
  3. Step 3: Cross multiply
    158,562.18x = 218,885.58 × 111,002.22
  4. Step 4: Simplify right side
    158,562.18x = 24,296,785,305.99
  5. Step 5: Solve for x
    x = 24,296,785,305.99/158,562.18
  6. Step 6: Final answer
    x = 153,231.91

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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.