Home / 124,130.09-186,049.33-57,429.32

Finding the Fourth Proportional to 124,130.09, 186,049.33 and 57,429.32

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Solution

The fourth proportional to 124,130.09, 186,049.33 and 57,429.32 is: 86,076.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,130.09 : 186,049.33 = 57,429.32 : x
  2. Step 2: Convert to fraction form
    124,130.09/186,049.33 = 57,429.32/x
  3. Step 3: Cross multiply
    124,130.09x = 186,049.33 × 57,429.32
  4. Step 4: Simplify right side
    124,130.09x = 10,684,686,508.36
  5. Step 5: Solve for x
    x = 10,684,686,508.36/124,130.09
  6. Step 6: Final answer
    x = 86,076.52

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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.