Home / 75,270.93-103,859.17-44,638.35

Finding the Fourth Proportional to 75,270.93, 103,859.17 and 44,638.35

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Solution

The fourth proportional to 75,270.93, 103,859.17 and 44,638.35 is: 61,592.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,270.93 : 103,859.17 = 44,638.35 : x
  2. Step 2: Convert to fraction form
    75,270.93/103,859.17 = 44,638.35/x
  3. Step 3: Cross multiply
    75,270.93x = 103,859.17 × 44,638.35
  4. Step 4: Simplify right side
    75,270.93x = 4,636,101,981.17
  5. Step 5: Solve for x
    x = 4,636,101,981.17/75,270.93
  6. Step 6: Final answer
    x = 61,592.20

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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.