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Finding the Fourth Proportional to 220,595.52, 304,210.08 and 148,162.08

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Solution

The fourth proportional to 220,595.52, 304,210.08 and 148,162.08 is: 204,321.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,595.52 : 304,210.08 = 148,162.08 : x
  2. Step 2: Convert to fraction form
    220,595.52/304,210.08 = 148,162.08/x
  3. Step 3: Cross multiply
    220,595.52x = 304,210.08 × 148,162.08
  4. Step 4: Simplify right side
    220,595.52x = 45,072,398,209.77
  5. Step 5: Solve for x
    x = 45,072,398,209.77/220,595.52
  6. Step 6: Final answer
    x = 204,321.46

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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.