Home / 84,726.40-127,006.98-40,341.22

Finding the Fourth Proportional to 84,726.40, 127,006.98 and 40,341.22

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Solution

The fourth proportional to 84,726.40, 127,006.98 and 40,341.22 is: 60,472.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726.40 : 127,006.98 = 40,341.22 : x
  2. Step 2: Convert to fraction form
    84,726.40/127,006.98 = 40,341.22/x
  3. Step 3: Cross multiply
    84,726.40x = 127,006.98 × 40,341.22
  4. Step 4: Simplify right side
    84,726.40x = 5,123,616,521.72
  5. Step 5: Solve for x
    x = 5,123,616,521.72/84,726.40
  6. Step 6: Final answer
    x = 60,472.49

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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.