Home / 237,802.20-328,165.74-130,376.76

Finding the Fourth Proportional to 237,802.20, 328,165.74 and 130,376.76

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Solution

The fourth proportional to 237,802.20, 328,165.74 and 130,376.76 is: 179,919.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,802.20 : 328,165.74 = 130,376.76 : x
  2. Step 2: Convert to fraction form
    237,802.20/328,165.74 = 130,376.76/x
  3. Step 3: Cross multiply
    237,802.20x = 328,165.74 × 130,376.76
  4. Step 4: Simplify right side
    237,802.20x = 42,785,185,924.20
  5. Step 5: Solve for x
    x = 42,785,185,924.20/237,802.20
  6. Step 6: Final answer
    x = 179,919.22

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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.