Home / 61,116.46-84,340.61-34,258.98

Finding the Fourth Proportional to 61,116.46, 84,340.61 and 34,258.98

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Solution

The fourth proportional to 61,116.46, 84,340.61 and 34,258.98 is: 47,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,116.46 : 84,340.61 = 34,258.98 : x
  2. Step 2: Convert to fraction form
    61,116.46/84,340.61 = 34,258.98/x
  3. Step 3: Cross multiply
    61,116.46x = 84,340.61 × 34,258.98
  4. Step 4: Simplify right side
    61,116.46x = 2,889,423,544.63
  5. Step 5: Solve for x
    x = 2,889,423,544.63/61,116.46
  6. Step 6: Final answer
    x = 47,277.34

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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.