Home / 238,077.27-328,550.66-130,657.30

Finding the Fourth Proportional to 238,077.27, 328,550.66 and 130,657.30

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Solution

The fourth proportional to 238,077.27, 328,550.66 and 130,657.30 is: 180,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,077.27 : 328,550.66 = 130,657.30 : x
  2. Step 2: Convert to fraction form
    238,077.27/328,550.66 = 130,657.30/x
  3. Step 3: Cross multiply
    238,077.27x = 328,550.66 × 130,657.30
  4. Step 4: Simplify right side
    238,077.27x = 42,927,542,148.82
  5. Step 5: Solve for x
    x = 42,927,542,148.82/238,077.27
  6. Step 6: Final answer
    x = 180,309.28

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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.