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Finding the Fourth Proportional to 73,510.47, 101,438.73 and 41,684.49

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Solution

The fourth proportional to 73,510.47, 101,438.73 and 41,684.49 is: 57,521.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,510.47 : 101,438.73 = 41,684.49 : x
  2. Step 2: Convert to fraction form
    73,510.47/101,438.73 = 41,684.49/x
  3. Step 3: Cross multiply
    73,510.47x = 101,438.73 × 41,684.49
  4. Step 4: Simplify right side
    73,510.47x = 4,228,421,726.30
  5. Step 5: Solve for x
    x = 4,228,421,726.30/73,510.47
  6. Step 6: Final answer
    x = 57,521.35

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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.