Home / 84,551.04-126,790.92-34,596.72

Finding the Fourth Proportional to 84,551.04, 126,790.92 and 34,596.72

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Solution

The fourth proportional to 84,551.04, 126,790.92 and 34,596.72 is: 51,880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,551.04 : 126,790.92 = 34,596.72 : x
  2. Step 2: Convert to fraction form
    84,551.04/126,790.92 = 34,596.72/x
  3. Step 3: Cross multiply
    84,551.04x = 126,790.92 × 34,596.72
  4. Step 4: Simplify right side
    84,551.04x = 4,386,549,957.78
  5. Step 5: Solve for x
    x = 4,386,549,957.78/84,551.04
  6. Step 6: Final answer
    x = 51,880.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.