Home / 219,913.33-329,895.96-70,101.10

Finding the Fourth Proportional to 219,913.33, 329,895.96 and 70,101.10

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Solution

The fourth proportional to 219,913.33, 329,895.96 and 70,101.10 is: 105,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,913.33 : 329,895.96 = 70,101.10 : x
  2. Step 2: Convert to fraction form
    219,913.33/329,895.96 = 70,101.10/x
  3. Step 3: Cross multiply
    219,913.33x = 329,895.96 × 70,101.10
  4. Step 4: Simplify right side
    219,913.33x = 23,126,068,566.86
  5. Step 5: Solve for x
    x = 23,126,068,566.86/219,913.33
  6. Step 6: Final answer
    x = 105,159.92

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1.5x scale

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.