Home / 60,966.81-84,137.47-34,107.72

Finding the Fourth Proportional to 60,966.81, 84,137.47 and 34,107.72

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Solution

The fourth proportional to 60,966.81, 84,137.47 and 34,107.72 is: 47,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,966.81 : 84,137.47 = 34,107.72 : x
  2. Step 2: Convert to fraction form
    60,966.81/84,137.47 = 34,107.72/x
  3. Step 3: Cross multiply
    60,966.81x = 84,137.47 × 34,107.72
  4. Step 4: Simplify right side
    60,966.81x = 2,869,737,268.27
  5. Step 5: Solve for x
    x = 2,869,737,268.27/60,966.81
  6. Step 6: Final answer
    x = 47,070.48

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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.