Home / 61,178.24-91,756.43-38,925.52

Finding the Fourth Proportional to 61,178.24, 91,756.43 and 38,925.52

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Solution

The fourth proportional to 61,178.24, 91,756.43 and 38,925.52 is: 58,381.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,178.24 : 91,756.43 = 38,925.52 : x
  2. Step 2: Convert to fraction form
    61,178.24/91,756.43 = 38,925.52/x
  3. Step 3: Cross multiply
    61,178.24x = 91,756.43 × 38,925.52
  4. Step 4: Simplify right side
    61,178.24x = 3,571,666,327.07
  5. Step 5: Solve for x
    x = 3,571,666,327.07/61,178.24
  6. Step 6: Final answer
    x = 58,381.32

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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.