Home / 153,395.72-230,148.95-53,570.64

Finding the Fourth Proportional to 153,395.72, 230,148.95 and 53,570.64

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Solution

The fourth proportional to 153,395.72, 230,148.95 and 53,570.64 is: 80,375.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,395.72 : 230,148.95 = 53,570.64 : x
  2. Step 2: Convert to fraction form
    153,395.72/230,148.95 = 53,570.64/x
  3. Step 3: Cross multiply
    153,395.72x = 230,148.95 × 53,570.64
  4. Step 4: Simplify right side
    153,395.72x = 12,329,226,278.97
  5. Step 5: Solve for x
    x = 12,329,226,278.97/153,395.72
  6. Step 6: Final answer
    x = 80,375.30

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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.