Home / 330,352.02-495,601.88-105,725.93

Finding the Fourth Proportional to 330,352.02, 495,601.88 and 105,725.93

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Solution

The fourth proportional to 330,352.02, 495,601.88 and 105,725.93 is: 158,612.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,352.02 : 495,601.88 = 105,725.93 : x
  2. Step 2: Convert to fraction form
    330,352.02/495,601.88 = 105,725.93/x
  3. Step 3: Cross multiply
    330,352.02x = 495,601.88 × 105,725.93
  4. Step 4: Simplify right side
    330,352.02x = 52,397,966,666.11
  5. Step 5: Solve for x
    x = 52,397,966,666.11/330,352.02
  6. Step 6: Final answer
    x = 158,612.52

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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.