Home / 45,261.18-68,298.80-43,697.48

Finding the Fourth Proportional to 45,261.18, 68,298.80 and 43,697.48

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Solution

The fourth proportional to 45,261.18, 68,298.80 and 43,697.48 is: 65,939.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,261.18 : 68,298.80 = 43,697.48 : x
  2. Step 2: Convert to fraction form
    45,261.18/68,298.80 = 43,697.48/x
  3. Step 3: Cross multiply
    45,261.18x = 68,298.80 × 43,697.48
  4. Step 4: Simplify right side
    45,261.18x = 2,984,484,887.04
  5. Step 5: Solve for x
    x = 2,984,484,887.04/45,261.18
  6. Step 6: Final answer
    x = 65,939.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.