Home / 77,701.57-116,587.72-37,698.96

Finding the Fourth Proportional to 77,701.57, 116,587.72 and 37,698.96

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Solution

The fourth proportional to 77,701.57, 116,587.72 and 37,698.96 is: 56,565.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,701.57 : 116,587.72 = 37,698.96 : x
  2. Step 2: Convert to fraction form
    77,701.57/116,587.72 = 37,698.96/x
  3. Step 3: Cross multiply
    77,701.57x = 116,587.72 × 37,698.96
  4. Step 4: Simplify right side
    77,701.57x = 4,395,235,698.52
  5. Step 5: Solve for x
    x = 4,395,235,698.52/77,701.57
  6. Step 6: Final answer
    x = 56,565.60

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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.