Home / 56,713.12-78,223.44-41,610.40

Finding the Fourth Proportional to 56,713.12, 78,223.44 and 41,610.40

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Solution

The fourth proportional to 56,713.12, 78,223.44 and 41,610.40 is: 57,392.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,713.12 : 78,223.44 = 41,610.40 : x
  2. Step 2: Convert to fraction form
    56,713.12/78,223.44 = 41,610.40/x
  3. Step 3: Cross multiply
    56,713.12x = 78,223.44 × 41,610.40
  4. Step 4: Simplify right side
    56,713.12x = 3,254,908,627.78
  5. Step 5: Solve for x
    x = 3,254,908,627.78/56,713.12
  6. Step 6: Final answer
    x = 57,392.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.