Home / 230,152.19-345,220.13-70,221.66

Finding the Fourth Proportional to 230,152.19, 345,220.13 and 70,221.66

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Solution

The fourth proportional to 230,152.19, 345,220.13 and 70,221.66 is: 105,330.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,152.19 : 345,220.13 = 70,221.66 : x
  2. Step 2: Convert to fraction form
    230,152.19/345,220.13 = 70,221.66/x
  3. Step 3: Cross multiply
    230,152.19x = 345,220.13 × 70,221.66
  4. Step 4: Simplify right side
    230,152.19x = 24,241,930,242.91
  5. Step 5: Solve for x
    x = 24,241,930,242.91/230,152.19
  6. Step 6: Final answer
    x = 105,330.00

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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.