Home / 239,720.31-330,938.38-175,117.01

Finding the Fourth Proportional to 239,720.31, 330,938.38 and 175,117.01

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Solution

The fourth proportional to 239,720.31, 330,938.38 and 175,117.01 is: 241,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,720.31 : 330,938.38 = 175,117.01 : x
  2. Step 2: Convert to fraction form
    239,720.31/330,938.38 = 175,117.01/x
  3. Step 3: Cross multiply
    239,720.31x = 330,938.38 × 175,117.01
  4. Step 4: Simplify right side
    239,720.31x = 57,952,938,164.05
  5. Step 5: Solve for x
    x = 57,952,938,164.05/239,720.31
  6. Step 6: Final answer
    x = 241,752.31

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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.