Home / 61,344.48-84,653.18-34,120.40

Finding the Fourth Proportional to 61,344.48, 84,653.18 and 34,120.40

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Solution

The fourth proportional to 61,344.48, 84,653.18 and 34,120.40 is: 47,084.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,344.48 : 84,653.18 = 34,120.40 : x
  2. Step 2: Convert to fraction form
    61,344.48/84,653.18 = 34,120.40/x
  3. Step 3: Cross multiply
    61,344.48x = 84,653.18 × 34,120.40
  4. Step 4: Simplify right side
    61,344.48x = 2,888,400,362.87
  5. Step 5: Solve for x
    x = 2,888,400,362.87/61,344.48
  6. Step 6: Final answer
    x = 47,084.93

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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.