Home / 276,834.48-382,031.52-149,510.04

Finding the Fourth Proportional to 276,834.48, 382,031.52 and 149,510.04

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Solution

The fourth proportional to 276,834.48, 382,031.52 and 149,510.04 is: 206,323.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,834.48 : 382,031.52 = 149,510.04 : x
  2. Step 2: Convert to fraction form
    276,834.48/382,031.52 = 149,510.04/x
  3. Step 3: Cross multiply
    276,834.48x = 382,031.52 × 149,510.04
  4. Step 4: Simplify right side
    276,834.48x = 57,117,547,836.46
  5. Step 5: Solve for x
    x = 57,117,547,836.46/276,834.48
  6. Step 6: Final answer
    x = 206,323.82

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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.