Home / 245,988.12-369,098.82-146,345.16

Finding the Fourth Proportional to 245,988.12, 369,098.82 and 146,345.16

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Solution

The fourth proportional to 245,988.12, 369,098.82 and 146,345.16 is: 219,587.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,988.12 : 369,098.82 = 146,345.16 : x
  2. Step 2: Convert to fraction form
    245,988.12/369,098.82 = 146,345.16/x
  3. Step 3: Cross multiply
    245,988.12x = 369,098.82 × 146,345.16
  4. Step 4: Simplify right side
    245,988.12x = 54,015,825,868.71
  5. Step 5: Solve for x
    x = 54,015,825,868.71/245,988.12
  6. Step 6: Final answer
    x = 219,587.13

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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.