Home / 330,146.16-495,240.36-93,507.60

Finding the Fourth Proportional to 330,146.16, 495,240.36 and 93,507.60

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Solution

The fourth proportional to 330,146.16, 495,240.36 and 93,507.60 is: 140,267.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,146.16 : 495,240.36 = 93,507.60 : x
  2. Step 2: Convert to fraction form
    330,146.16/495,240.36 = 93,507.60/x
  3. Step 3: Cross multiply
    330,146.16x = 495,240.36 × 93,507.60
  4. Step 4: Simplify right side
    330,146.16x = 46,308,737,486.74
  5. Step 5: Solve for x
    x = 46,308,737,486.74/330,146.16
  6. Step 6: Final answer
    x = 140,267.38

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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.