Home / 207,759.54-286,841.61-130,341.33

Finding the Fourth Proportional to 207,759.54, 286,841.61 and 130,341.33

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Solution

The fourth proportional to 207,759.54, 286,841.61 and 130,341.33 is: 179,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,759.54 : 286,841.61 = 130,341.33 : x
  2. Step 2: Convert to fraction form
    207,759.54/286,841.61 = 130,341.33/x
  3. Step 3: Cross multiply
    207,759.54x = 286,841.61 × 130,341.33
  4. Step 4: Simplify right side
    207,759.54x = 37,387,316,946.74
  5. Step 5: Solve for x
    x = 37,387,316,946.74/207,759.54
  6. Step 6: Final answer
    x = 179,954.75

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1.5x scale

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.