Home / 180,837.27-249,505.79-108,210.65

Finding the Fourth Proportional to 180,837.27, 249,505.79 and 108,210.65

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Solution

The fourth proportional to 180,837.27, 249,505.79 and 108,210.65 is: 149,300.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,837.27 : 249,505.79 = 108,210.65 : x
  2. Step 2: Convert to fraction form
    180,837.27/249,505.79 = 108,210.65/x
  3. Step 3: Cross multiply
    180,837.27x = 249,505.79 × 108,210.65
  4. Step 4: Simplify right side
    180,837.27x = 26,999,181,926.08
  5. Step 5: Solve for x
    x = 26,999,181,926.08/180,837.27
  6. Step 6: Final answer
    x = 149,300.98

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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.