Home / 176,378.24-243,395.07-104,756.42

Finding the Fourth Proportional to 176,378.24, 243,395.07 and 104,756.42

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Solution

The fourth proportional to 176,378.24, 243,395.07 and 104,756.42 is: 144,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,378.24 : 243,395.07 = 104,756.42 : x
  2. Step 2: Convert to fraction form
    176,378.24/243,395.07 = 104,756.42/x
  3. Step 3: Cross multiply
    176,378.24x = 243,395.07 × 104,756.42
  4. Step 4: Simplify right side
    176,378.24x = 25,497,196,178.85
  5. Step 5: Solve for x
    x = 25,497,196,178.85/176,378.24
  6. Step 6: Final answer
    x = 144,559.76

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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.