Home / 207,526.72-286,382.96-126,948.32

Finding the Fourth Proportional to 207,526.72, 286,382.96 and 126,948.32

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Solution

The fourth proportional to 207,526.72, 286,382.96 and 126,948.32 is: 175,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,526.72 : 286,382.96 = 126,948.32 : x
  2. Step 2: Convert to fraction form
    207,526.72/286,382.96 = 126,948.32/x
  3. Step 3: Cross multiply
    207,526.72x = 286,382.96 × 126,948.32
  4. Step 4: Simplify right side
    207,526.72x = 36,355,835,648.63
  5. Step 5: Solve for x
    x = 36,355,835,648.63/207,526.72
  6. Step 6: Final answer
    x = 175,186.29

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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.