Home / 61,678.46-85,111.54-34,823.62

Finding the Fourth Proportional to 61,678.46, 85,111.54 and 34,823.62

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Solution

The fourth proportional to 61,678.46, 85,111.54 and 34,823.62 is: 48,053.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,678.46 : 85,111.54 = 34,823.62 : x
  2. Step 2: Convert to fraction form
    61,678.46/85,111.54 = 34,823.62/x
  3. Step 3: Cross multiply
    61,678.46x = 85,111.54 × 34,823.62
  4. Step 4: Simplify right side
    61,678.46x = 2,963,891,926.57
  5. Step 5: Solve for x
    x = 2,963,891,926.57/61,678.46
  6. Step 6: Final answer
    x = 48,053.92

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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.