Home / 55,820.94-77,011.08-31,934.82

Finding the Fourth Proportional to 55,820.94, 77,011.08 and 31,934.82

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Solution

The fourth proportional to 55,820.94, 77,011.08 and 31,934.82 is: 44,057.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,820.94 : 77,011.08 = 31,934.82 : x
  2. Step 2: Convert to fraction form
    55,820.94/77,011.08 = 31,934.82/x
  3. Step 3: Cross multiply
    55,820.94x = 77,011.08 × 31,934.82
  4. Step 4: Simplify right side
    55,820.94x = 2,459,334,977.81
  5. Step 5: Solve for x
    x = 2,459,334,977.81/55,820.94
  6. Step 6: Final answer
    x = 44,057.57

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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.