Home / 161,926.80-242,890.20-144,868.20

Finding the Fourth Proportional to 161,926.80, 242,890.20 and 144,868.20

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Solution

The fourth proportional to 161,926.80, 242,890.20 and 144,868.20 is: 217,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,926.80 : 242,890.20 = 144,868.20 : x
  2. Step 2: Convert to fraction form
    161,926.80/242,890.20 = 144,868.20/x
  3. Step 3: Cross multiply
    161,926.80x = 242,890.20 × 144,868.20
  4. Step 4: Simplify right side
    161,926.80x = 35,187,066,071.64
  5. Step 5: Solve for x
    x = 35,187,066,071.64/161,926.80
  6. Step 6: Final answer
    x = 217,302.30

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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.