Home / 166,013.51-247,725.47-148,121.18

Finding the Fourth Proportional to 166,013.51, 247,725.47 and 148,121.18

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Solution

The fourth proportional to 166,013.51, 247,725.47 and 148,121.18 is: 221,026.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,013.51 : 247,725.47 = 148,121.18 : x
  2. Step 2: Convert to fraction form
    166,013.51/247,725.47 = 148,121.18/x
  3. Step 3: Cross multiply
    166,013.51x = 247,725.47 × 148,121.18
  4. Step 4: Simplify right side
    166,013.51x = 36,693,386,953.22
  5. Step 5: Solve for x
    x = 36,693,386,953.22/166,013.51
  6. Step 6: Final answer
    x = 221,026.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.