Home / 96,510.51-144,815.13-45,966.78

Finding the Fourth Proportional to 96,510.51, 144,815.13 and 45,966.78

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Solution

The fourth proportional to 96,510.51, 144,815.13 and 45,966.78 is: 68,973.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,510.51 : 144,815.13 = 45,966.78 : x
  2. Step 2: Convert to fraction form
    96,510.51/144,815.13 = 45,966.78/x
  3. Step 3: Cross multiply
    96,510.51x = 144,815.13 × 45,966.78
  4. Step 4: Simplify right side
    96,510.51x = 6,656,685,221.38
  5. Step 5: Solve for x
    x = 6,656,685,221.38/96,510.51
  6. Step 6: Final answer
    x = 68,973.68

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1.5x scale

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.