Home / 215,423.07-297,238.82-124,746.41

Finding the Fourth Proportional to 215,423.07, 297,238.82 and 124,746.41

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Solution

The fourth proportional to 215,423.07, 297,238.82 and 124,746.41 is: 172,123.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,423.07 : 297,238.82 = 124,746.41 : x
  2. Step 2: Convert to fraction form
    215,423.07/297,238.82 = 124,746.41/x
  3. Step 3: Cross multiply
    215,423.07x = 297,238.82 × 124,746.41
  4. Step 4: Simplify right side
    215,423.07x = 37,079,473,597.71
  5. Step 5: Solve for x
    x = 37,079,473,597.71/215,423.07
  6. Step 6: Final answer
    x = 172,123.97

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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.