Home / 220,898.16-304,840.68-124,106.10

Finding the Fourth Proportional to 220,898.16, 304,840.68 and 124,106.10

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Solution

The fourth proportional to 220,898.16, 304,840.68 and 124,106.10 is: 171,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,898.16 : 304,840.68 = 124,106.10 : x
  2. Step 2: Convert to fraction form
    220,898.16/304,840.68 = 124,106.10/x
  3. Step 3: Cross multiply
    220,898.16x = 304,840.68 × 124,106.10
  4. Step 4: Simplify right side
    220,898.16x = 37,832,587,238.39
  5. Step 5: Solve for x
    x = 37,832,587,238.39/220,898.16
  6. Step 6: Final answer
    x = 171,267.10

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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.