Home / 61,154.10-84,390.57-34,300.98

Finding the Fourth Proportional to 61,154.10, 84,390.57 and 34,300.98

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Solution

The fourth proportional to 61,154.10, 84,390.57 and 34,300.98 is: 47,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,154.10 : 84,390.57 = 34,300.98 : x
  2. Step 2: Convert to fraction form
    61,154.10/84,390.57 = 34,300.98/x
  3. Step 3: Cross multiply
    61,154.10x = 84,390.57 × 34,300.98
  4. Step 4: Simplify right side
    61,154.10x = 2,894,679,253.76
  5. Step 5: Solve for x
    x = 2,894,679,253.76/61,154.10
  6. Step 6: Final answer
    x = 47,334.18

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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.