Home / 243,195.39-335,615.31-152,555.18

Finding the Fourth Proportional to 243,195.39, 335,615.31 and 152,555.18

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Solution

The fourth proportional to 243,195.39, 335,615.31 and 152,555.18 is: 210,529.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,195.39 : 335,615.31 = 152,555.18 : x
  2. Step 2: Convert to fraction form
    243,195.39/335,615.31 = 152,555.18/x
  3. Step 3: Cross multiply
    243,195.39x = 335,615.31 × 152,555.18
  4. Step 4: Simplify right side
    243,195.39x = 51,199,852,349.73
  5. Step 5: Solve for x
    x = 51,199,852,349.73/243,195.39
  6. Step 6: Final answer
    x = 210,529.70

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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.