Home / 84,612.04-126,908.16-34,009.04

Finding the Fourth Proportional to 84,612.04, 126,908.16 and 34,009.04

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Solution

The fourth proportional to 84,612.04, 126,908.16 and 34,009.04 is: 51,009.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,612.04 : 126,908.16 = 34,009.04 : x
  2. Step 2: Convert to fraction form
    84,612.04/126,908.16 = 34,009.04/x
  3. Step 3: Cross multiply
    84,612.04x = 126,908.16 × 34,009.04
  4. Step 4: Simplify right side
    84,612.04x = 4,316,024,689.77
  5. Step 5: Solve for x
    x = 4,316,024,689.77/84,612.04
  6. Step 6: Final answer
    x = 51,009.58

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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.