Home / 134,729.99-185,924.93-74,306.24

Finding the Fourth Proportional to 134,729.99, 185,924.93 and 74,306.24

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Solution

The fourth proportional to 134,729.99, 185,924.93 and 74,306.24 is: 102,541.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,729.99 : 185,924.93 = 74,306.24 : x
  2. Step 2: Convert to fraction form
    134,729.99/185,924.93 = 74,306.24/x
  3. Step 3: Cross multiply
    134,729.99x = 185,924.93 × 74,306.24
  4. Step 4: Simplify right side
    134,729.99x = 13,815,381,169.41
  5. Step 5: Solve for x
    x = 13,815,381,169.41/134,729.99
  6. Step 6: Final answer
    x = 102,541.25

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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.