Home / 223,007.22-307,674.59-127,445.85

Finding the Fourth Proportional to 223,007.22, 307,674.59 and 127,445.85

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Solution

The fourth proportional to 223,007.22, 307,674.59 and 127,445.85 is: 175,832.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,007.22 : 307,674.59 = 127,445.85 : x
  2. Step 2: Convert to fraction form
    223,007.22/307,674.59 = 127,445.85/x
  3. Step 3: Cross multiply
    223,007.22x = 307,674.59 × 127,445.85
  4. Step 4: Simplify right side
    223,007.22x = 39,211,849,008.72
  5. Step 5: Solve for x
    x = 39,211,849,008.72/223,007.22
  6. Step 6: Final answer
    x = 175,832.20

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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.