Home / 270,981.10-373,948.86-163,555.66

Finding the Fourth Proportional to 270,981.10, 373,948.86 and 163,555.66

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Solution

The fourth proportional to 270,981.10, 373,948.86 and 163,555.66 is: 225,703.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,981.10 : 373,948.86 = 163,555.66 : x
  2. Step 2: Convert to fraction form
    270,981.10/373,948.86 = 163,555.66/x
  3. Step 3: Cross multiply
    270,981.10x = 373,948.86 × 163,555.66
  4. Step 4: Simplify right side
    270,981.10x = 61,161,452,603.55
  5. Step 5: Solve for x
    x = 61,161,452,603.55/270,981.10
  6. Step 6: Final answer
    x = 225,703.76

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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.