Home / 136,426.01-186,904.52-131,312.51

Finding the Fourth Proportional to 136,426.01, 186,904.52 and 131,312.51

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Solution

The fourth proportional to 136,426.01, 186,904.52 and 131,312.51 is: 179,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,426.01 : 186,904.52 = 131,312.51 : x
  2. Step 2: Convert to fraction form
    136,426.01/186,904.52 = 131,312.51/x
  3. Step 3: Cross multiply
    136,426.01x = 186,904.52 × 131,312.51
  4. Step 4: Simplify right side
    136,426.01x = 24,542,901,045.30
  5. Step 5: Solve for x
    x = 24,542,901,045.30/136,426.01
  6. Step 6: Final answer
    x = 179,898.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.