Home / 60,826.40-91,117.25-30,339.62

Finding the Fourth Proportional to 60,826.40, 91,117.25 and 30,339.62

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Solution

The fourth proportional to 60,826.40, 91,117.25 and 30,339.62 is: 45,448.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,826.40 : 91,117.25 = 30,339.62 : x
  2. Step 2: Convert to fraction form
    60,826.40/91,117.25 = 30,339.62/x
  3. Step 3: Cross multiply
    60,826.40x = 91,117.25 × 30,339.62
  4. Step 4: Simplify right side
    60,826.40x = 2,764,462,133.16
  5. Step 5: Solve for x
    x = 2,764,462,133.16/60,826.40
  6. Step 6: Final answer
    x = 45,448.40

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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.