Home / 112,959.36-169,384.30-34,058.88

Finding the Fourth Proportional to 112,959.36, 169,384.30 and 34,058.88

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Solution

The fourth proportional to 112,959.36, 169,384.30 and 34,058.88 is: 51,071.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,959.36 : 169,384.30 = 34,058.88 : x
  2. Step 2: Convert to fraction form
    112,959.36/169,384.30 = 34,058.88/x
  3. Step 3: Cross multiply
    112,959.36x = 169,384.30 × 34,058.88
  4. Step 4: Simplify right side
    112,959.36x = 5,769,039,547.58
  5. Step 5: Solve for x
    x = 5,769,039,547.58/112,959.36
  6. Step 6: Final answer
    x = 51,071.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.