Home / 43,141.60-64,712.40-41,259.70

Finding the Fourth Proportional to 43,141.60, 64,712.40 and 41,259.70

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Solution

The fourth proportional to 43,141.60, 64,712.40 and 41,259.70 is: 61,889.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,141.60 : 64,712.40 = 41,259.70 : x
  2. Step 2: Convert to fraction form
    43,141.60/64,712.40 = 41,259.70/x
  3. Step 3: Cross multiply
    43,141.60x = 64,712.40 × 41,259.70
  4. Step 4: Simplify right side
    43,141.60x = 2,670,014,210.28
  5. Step 5: Solve for x
    x = 2,670,014,210.28/43,141.60
  6. Step 6: Final answer
    x = 61,889.55

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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.