Home / 242,880.36-335,060.51-157,966.44

Finding the Fourth Proportional to 242,880.36, 335,060.51 and 157,966.44

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Solution

The fourth proportional to 242,880.36, 335,060.51 and 157,966.44 is: 217,919.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,880.36 : 335,060.51 = 157,966.44 : x
  2. Step 2: Convert to fraction form
    242,880.36/335,060.51 = 157,966.44/x
  3. Step 3: Cross multiply
    242,880.36x = 335,060.51 × 157,966.44
  4. Step 4: Simplify right side
    242,880.36x = 52,928,315,159.45
  5. Step 5: Solve for x
    x = 52,928,315,159.45/242,880.36
  6. Step 6: Final answer
    x = 217,919.29

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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.