Home / 134,085.97-201,122.80-39,312.33

Finding the Fourth Proportional to 134,085.97, 201,122.80 and 39,312.33

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Solution

The fourth proportional to 134,085.97, 201,122.80 and 39,312.33 is: 58,966.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,085.97 : 201,122.80 = 39,312.33 : x
  2. Step 2: Convert to fraction form
    134,085.97/201,122.80 = 39,312.33/x
  3. Step 3: Cross multiply
    134,085.97x = 201,122.80 × 39,312.33
  4. Step 4: Simplify right side
    134,085.97x = 7,906,605,884.12
  5. Step 5: Solve for x
    x = 7,906,605,884.12/134,085.97
  6. Step 6: Final answer
    x = 58,966.69

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1.5x scale

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.