Home / 134,448.14-185,535.51-74,016.47

Finding the Fourth Proportional to 134,448.14, 185,535.51 and 74,016.47

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Solution

The fourth proportional to 134,448.14, 185,535.51 and 74,016.47 is: 102,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,448.14 : 185,535.51 = 74,016.47 : x
  2. Step 2: Convert to fraction form
    134,448.14/185,535.51 = 74,016.47/x
  3. Step 3: Cross multiply
    134,448.14x = 185,535.51 × 74,016.47
  4. Step 4: Simplify right side
    134,448.14x = 13,732,683,509.85
  5. Step 5: Solve for x
    x = 13,732,683,509.85/134,448.14
  6. Step 6: Final answer
    x = 102,141.12

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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.