Home / 230,966.28-318,731.06-130,368.52

Finding the Fourth Proportional to 230,966.28, 318,731.06 and 130,368.52

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Solution

The fourth proportional to 230,966.28, 318,731.06 and 130,368.52 is: 179,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,966.28 : 318,731.06 = 130,368.52 : x
  2. Step 2: Convert to fraction form
    230,966.28/318,731.06 = 130,368.52/x
  3. Step 3: Cross multiply
    230,966.28x = 318,731.06 × 130,368.52
  4. Step 4: Simplify right side
    230,966.28x = 41,552,496,570.23
  5. Step 5: Solve for x
    x = 41,552,496,570.23/230,966.28
  6. Step 6: Final answer
    x = 179,907.20

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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.