Home / 151,080.16-208,534.44-93,736.96

Finding the Fourth Proportional to 151,080.16, 208,534.44 and 93,736.96

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Solution

The fourth proportional to 151,080.16, 208,534.44 and 93,736.96 is: 129,384.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,080.16 : 208,534.44 = 93,736.96 : x
  2. Step 2: Convert to fraction form
    151,080.16/208,534.44 = 93,736.96/x
  3. Step 3: Cross multiply
    151,080.16x = 208,534.44 × 93,736.96
  4. Step 4: Simplify right side
    151,080.16x = 19,547,384,460.90
  5. Step 5: Solve for x
    x = 19,547,384,460.90/151,080.16
  6. Step 6: Final answer
    x = 129,384.19

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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.