Home / 175,385.52-241,972.80-99,880.56

Finding the Fourth Proportional to 175,385.52, 241,972.80 and 99,880.56

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Solution

The fourth proportional to 175,385.52, 241,972.80 and 99,880.56 is: 137,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,385.52 : 241,972.80 = 99,880.56 : x
  2. Step 2: Convert to fraction form
    175,385.52/241,972.80 = 99,880.56/x
  3. Step 3: Cross multiply
    175,385.52x = 241,972.80 × 99,880.56
  4. Step 4: Simplify right side
    175,385.52x = 24,168,378,768.77
  5. Step 5: Solve for x
    x = 24,168,378,768.77/175,385.52
  6. Step 6: Final answer
    x = 137,801.45

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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.