Home / 140,823.15-211,248.53-40,984.35

Finding the Fourth Proportional to 140,823.15, 211,248.53 and 40,984.35

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Solution

The fourth proportional to 140,823.15, 211,248.53 and 40,984.35 is: 61,480.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,823.15 : 211,248.53 = 40,984.35 : x
  2. Step 2: Convert to fraction form
    140,823.15/211,248.53 = 40,984.35/x
  3. Step 3: Cross multiply
    140,823.15x = 211,248.53 × 40,984.35
  4. Step 4: Simplify right side
    140,823.15x = 8,657,883,485.58
  5. Step 5: Solve for x
    x = 8,657,883,485.58/140,823.15
  6. Step 6: Final answer
    x = 61,480.54

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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.