Home / 220,085.56-330,044.10-93,646.72

Finding the Fourth Proportional to 220,085.56, 330,044.10 and 93,646.72

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Solution

The fourth proportional to 220,085.56, 330,044.10 and 93,646.72 is: 140,434.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,085.56 : 330,044.10 = 93,646.72 : x
  2. Step 2: Convert to fraction form
    220,085.56/330,044.10 = 93,646.72/x
  3. Step 3: Cross multiply
    220,085.56x = 330,044.10 × 93,646.72
  4. Step 4: Simplify right side
    220,085.56x = 30,907,547,420.35
  5. Step 5: Solve for x
    x = 30,907,547,420.35/220,085.56
  6. Step 6: Final answer
    x = 140,434.24

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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.