Home / 213,301.19-320,045.20-101,061.63

Finding the Fourth Proportional to 213,301.19, 320,045.20 and 101,061.63

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Solution

The fourth proportional to 213,301.19, 320,045.20 and 101,061.63 is: 151,636.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,301.19 : 320,045.20 = 101,061.63 : x
  2. Step 2: Convert to fraction form
    213,301.19/320,045.20 = 101,061.63/x
  3. Step 3: Cross multiply
    213,301.19x = 320,045.20 × 101,061.63
  4. Step 4: Simplify right side
    213,301.19x = 32,344,289,333.02
  5. Step 5: Solve for x
    x = 32,344,289,333.02/213,301.19
  6. Step 6: Final answer
    x = 151,636.70

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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.