Home / 132,855.04-183,337.32-72,426.34

Finding the Fourth Proportional to 132,855.04, 183,337.32 and 72,426.34

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Solution

The fourth proportional to 132,855.04, 183,337.32 and 72,426.34 is: 99,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,855.04 : 183,337.32 = 72,426.34 : x
  2. Step 2: Convert to fraction form
    132,855.04/183,337.32 = 72,426.34/x
  3. Step 3: Cross multiply
    132,855.04x = 183,337.32 × 72,426.34
  4. Step 4: Simplify right side
    132,855.04x = 13,278,451,073.01
  5. Step 5: Solve for x
    x = 13,278,451,073.01/132,855.04
  6. Step 6: Final answer
    x = 99,946.91

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1.5x scale

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.