Home / 238,248.47-328,783.25-130,825.36

Finding the Fourth Proportional to 238,248.47, 328,783.25 and 130,825.36

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Solution

The fourth proportional to 238,248.47, 328,783.25 and 130,825.36 is: 180,539.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,248.47 : 328,783.25 = 130,825.36 : x
  2. Step 2: Convert to fraction form
    238,248.47/328,783.25 = 130,825.36/x
  3. Step 3: Cross multiply
    238,248.47x = 328,783.25 × 130,825.36
  4. Step 4: Simplify right side
    238,248.47x = 43,013,187,781.26
  5. Step 5: Solve for x
    x = 43,013,187,781.26/238,248.47
  6. Step 6: Final answer
    x = 180,539.20

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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.