Home / 140,425.43-210,594.41-46,909.31

Finding the Fourth Proportional to 140,425.43, 210,594.41 and 46,909.31

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Solution

The fourth proportional to 140,425.43, 210,594.41 and 46,909.31 is: 70,349.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,425.43 : 210,594.41 = 46,909.31 : x
  2. Step 2: Convert to fraction form
    140,425.43/210,594.41 = 46,909.31/x
  3. Step 3: Cross multiply
    140,425.43x = 210,594.41 × 46,909.31
  4. Step 4: Simplify right side
    140,425.43x = 9,878,838,754.90
  5. Step 5: Solve for x
    x = 9,878,838,754.90/140,425.43
  6. Step 6: Final answer
    x = 70,349.36

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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.