Home / 77,707.08-116,523.50-35,574.48

Finding the Fourth Proportional to 77,707.08, 116,523.50 and 35,574.48

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Solution

The fourth proportional to 77,707.08, 116,523.50 and 35,574.48 is: 53,344.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,707.08 : 116,523.50 = 35,574.48 : x
  2. Step 2: Convert to fraction form
    77,707.08/116,523.50 = 35,574.48/x
  3. Step 3: Cross multiply
    77,707.08x = 116,523.50 × 35,574.48
  4. Step 4: Simplify right side
    77,707.08x = 4,145,262,742.41
  5. Step 5: Solve for x
    x = 4,145,262,742.41/77,707.08
  6. Step 6: Final answer
    x = 53,344.72

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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.