Home / 185,559.34-278,303.64-52,407.76

Finding the Fourth Proportional to 185,559.34, 278,303.64 and 52,407.76

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Solution

The fourth proportional to 185,559.34, 278,303.64 and 52,407.76 is: 78,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,559.34 : 278,303.64 = 52,407.76 : x
  2. Step 2: Convert to fraction form
    185,559.34/278,303.64 = 52,407.76/x
  3. Step 3: Cross multiply
    185,559.34x = 278,303.64 × 52,407.76
  4. Step 4: Simplify right side
    185,559.34x = 14,585,270,372.25
  5. Step 5: Solve for x
    x = 14,585,270,372.25/185,559.34
  6. Step 6: Final answer
    x = 78,601.65

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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.