Home / 88,398.26-121,979.58-52,097.47

Finding the Fourth Proportional to 88,398.26, 121,979.58 and 52,097.47

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Solution

The fourth proportional to 88,398.26, 121,979.58 and 52,097.47 is: 71,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,398.26 : 121,979.58 = 52,097.47 : x
  2. Step 2: Convert to fraction form
    88,398.26/121,979.58 = 52,097.47/x
  3. Step 3: Cross multiply
    88,398.26x = 121,979.58 × 52,097.47
  4. Step 4: Simplify right side
    88,398.26x = 6,354,827,509.66
  5. Step 5: Solve for x
    x = 6,354,827,509.66/88,398.26
  6. Step 6: Final answer
    x = 71,888.60

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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.