Home / 330,353.02-495,603.38-105,726.93

Finding the Fourth Proportional to 330,353.02, 495,603.38 and 105,726.93

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Solution

The fourth proportional to 330,353.02, 495,603.38 and 105,726.93 is: 158,614.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,353.02 : 495,603.38 = 105,726.93 : x
  2. Step 2: Convert to fraction form
    330,353.02/495,603.38 = 105,726.93/x
  3. Step 3: Cross multiply
    330,353.02x = 495,603.38 × 105,726.93
  4. Step 4: Simplify right side
    330,353.02x = 52,398,623,865.02
  5. Step 5: Solve for x
    x = 52,398,623,865.02/330,353.02
  6. Step 6: Final answer
    x = 158,614.03

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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.