Home / 160,122.90-239,990.13-117,608.77

Finding the Fourth Proportional to 160,122.90, 239,990.13 and 117,608.77

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Solution

The fourth proportional to 160,122.90, 239,990.13 and 117,608.77 is: 176,270.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,122.90 : 239,990.13 = 117,608.77 : x
  2. Step 2: Convert to fraction form
    160,122.90/239,990.13 = 117,608.77/x
  3. Step 3: Cross multiply
    160,122.90x = 239,990.13 × 117,608.77
  4. Step 4: Simplify right side
    160,122.90x = 28,224,942,801.49
  5. Step 5: Solve for x
    x = 28,224,942,801.49/160,122.90
  6. Step 6: Final answer
    x = 176,270.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.