Home / 92,934.77-139,464.43-59,678.18

Finding the Fourth Proportional to 92,934.77, 139,464.43 and 59,678.18

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Solution

The fourth proportional to 92,934.77, 139,464.43 and 59,678.18 is: 89,557.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,934.77 : 139,464.43 = 59,678.18 : x
  2. Step 2: Convert to fraction form
    92,934.77/139,464.43 = 59,678.18/x
  3. Step 3: Cross multiply
    92,934.77x = 139,464.43 × 59,678.18
  4. Step 4: Simplify right side
    92,934.77x = 8,322,983,818.10
  5. Step 5: Solve for x
    x = 8,322,983,818.10/92,934.77
  6. Step 6: Final answer
    x = 89,557.27

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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.