Home / 131,758.65-182,133.38-117,559.22

Finding the Fourth Proportional to 131,758.65, 182,133.38 and 117,559.22

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Solution

The fourth proportional to 131,758.65, 182,133.38 and 117,559.22 is: 162,505.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,758.65 : 182,133.38 = 117,559.22 : x
  2. Step 2: Convert to fraction form
    131,758.65/182,133.38 = 117,559.22/x
  3. Step 3: Cross multiply
    131,758.65x = 182,133.38 × 117,559.22
  4. Step 4: Simplify right side
    131,758.65x = 21,411,457,178.10
  5. Step 5: Solve for x
    x = 21,411,457,178.10/131,758.65
  6. Step 6: Final answer
    x = 162,505.13

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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.