Home / 124,126.09-186,043.33-57,425.32

Finding the Fourth Proportional to 124,126.09, 186,043.33 and 57,425.32

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Solution

The fourth proportional to 124,126.09, 186,043.33 and 57,425.32 is: 86,070.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,126.09 : 186,043.33 = 57,425.32 : x
  2. Step 2: Convert to fraction form
    124,126.09/186,043.33 = 57,425.32/x
  3. Step 3: Cross multiply
    124,126.09x = 186,043.33 × 57,425.32
  4. Step 4: Simplify right side
    124,126.09x = 10,683,598,063.45
  5. Step 5: Solve for x
    x = 10,683,598,063.45/124,126.09
  6. Step 6: Final answer
    x = 86,070.53

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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.