Home / 373,853.08-560,868-121,133.14

Finding the Fourth Proportional to 373,853.08, 560,868 and 121,133.14

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Solution

The fourth proportional to 373,853.08, 560,868 and 121,133.14 is: 181,728.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,853.08 : 560,868 = 121,133.14 : x
  2. Step 2: Convert to fraction form
    373,853.08/560,868 = 121,133.14/x
  3. Step 3: Cross multiply
    373,853.08x = 560,868 × 121,133.14
  4. Step 4: Simplify right side
    373,853.08x = 67,939,701,965.52
  5. Step 5: Solve for x
    x = 67,939,701,965.52/373,853.08
  6. Step 6: Final answer
    x = 181,728.35

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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.