Home / 77,252.27-106,570.50-48,607.43

Finding the Fourth Proportional to 77,252.27, 106,570.50 and 48,607.43

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Solution

The fourth proportional to 77,252.27, 106,570.50 and 48,607.43 is: 67,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,252.27 : 106,570.50 = 48,607.43 : x
  2. Step 2: Convert to fraction form
    77,252.27/106,570.50 = 48,607.43/x
  3. Step 3: Cross multiply
    77,252.27x = 106,570.50 × 48,607.43
  4. Step 4: Simplify right side
    77,252.27x = 5,180,118,118.82
  5. Step 5: Solve for x
    x = 5,180,118,118.82/77,252.27
  6. Step 6: Final answer
    x = 67,054.57

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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.