Home / 243,527.28-336,281.40-153,040.02

Finding the Fourth Proportional to 243,527.28, 336,281.40 and 153,040.02

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Solution

The fourth proportional to 243,527.28, 336,281.40 and 153,040.02 is: 211,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,527.28 : 336,281.40 = 153,040.02 : x
  2. Step 2: Convert to fraction form
    243,527.28/336,281.40 = 153,040.02/x
  3. Step 3: Cross multiply
    243,527.28x = 336,281.40 × 153,040.02
  4. Step 4: Simplify right side
    243,527.28x = 51,464,512,181.63
  5. Step 5: Solve for x
    x = 51,464,512,181.63/243,527.28
  6. Step 6: Final answer
    x = 211,329.56

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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.