Home / 158,079.19-218,049.54-110,315.11

Finding the Fourth Proportional to 158,079.19, 218,049.54 and 110,315.11

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Solution

The fourth proportional to 158,079.19, 218,049.54 and 110,315.11 is: 152,165.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,079.19 : 218,049.54 = 110,315.11 : x
  2. Step 2: Convert to fraction form
    158,079.19/218,049.54 = 110,315.11/x
  3. Step 3: Cross multiply
    158,079.19x = 218,049.54 × 110,315.11
  4. Step 4: Simplify right side
    158,079.19x = 24,054,158,990.55
  5. Step 5: Solve for x
    x = 24,054,158,990.55/158,079.19
  6. Step 6: Final answer
    x = 152,165.25

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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.