Home / 238,328.48-328,897.26-130,908.44

Finding the Fourth Proportional to 238,328.48, 328,897.26 and 130,908.44

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Solution

The fourth proportional to 238,328.48, 328,897.26 and 130,908.44 is: 180,655.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,328.48 : 328,897.26 = 130,908.44 : x
  2. Step 2: Convert to fraction form
    238,328.48/328,897.26 = 130,908.44/x
  3. Step 3: Cross multiply
    238,328.48x = 328,897.26 × 130,908.44
  4. Step 4: Simplify right side
    238,328.48x = 43,055,427,226.87
  5. Step 5: Solve for x
    x = 43,055,427,226.87/238,328.48
  6. Step 6: Final answer
    x = 180,655.82

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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.