Home / 188,335.27-282,502.89-70,036.39

Finding the Fourth Proportional to 188,335.27, 282,502.89 and 70,036.39

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Solution

The fourth proportional to 188,335.27, 282,502.89 and 70,036.39 is: 105,054.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,335.27 : 282,502.89 = 70,036.39 : x
  2. Step 2: Convert to fraction form
    188,335.27/282,502.89 = 70,036.39/x
  3. Step 3: Cross multiply
    188,335.27x = 282,502.89 × 70,036.39
  4. Step 4: Simplify right side
    188,335.27x = 19,785,482,580.17
  5. Step 5: Solve for x
    x = 19,785,482,580.17/188,335.27
  6. Step 6: Final answer
    x = 105,054.58

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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.