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Finding the Fourth Proportional to 140,833.61, 211,250.78 and 35,652.59

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Solution

The fourth proportional to 140,833.61, 211,250.78 and 35,652.59 is: 53,478.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,833.61 : 211,250.78 = 35,652.59 : x
  2. Step 2: Convert to fraction form
    140,833.61/211,250.78 = 35,652.59/x
  3. Step 3: Cross multiply
    140,833.61x = 211,250.78 × 35,652.59
  4. Step 4: Simplify right side
    140,833.61x = 7,531,637,268.26
  5. Step 5: Solve for x
    x = 7,531,637,268.26/140,833.61
  6. Step 6: Final answer
    x = 53,478.98

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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.