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Finding the Fourth Proportional to 56,952.55, 78,594.03 and 31,460.70

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Solution

The fourth proportional to 56,952.55, 78,594.03 and 31,460.70 is: 43,415.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,952.55 : 78,594.03 = 31,460.70 : x
  2. Step 2: Convert to fraction form
    56,952.55/78,594.03 = 31,460.70/x
  3. Step 3: Cross multiply
    56,952.55x = 78,594.03 × 31,460.70
  4. Step 4: Simplify right side
    56,952.55x = 2,472,622,649.35
  5. Step 5: Solve for x
    x = 2,472,622,649.35/56,952.55
  6. Step 6: Final answer
    x = 43,415.49

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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.