Home / 69,661.58-96,148.28-45,790.47

Finding the Fourth Proportional to 69,661.58, 96,148.28 and 45,790.47

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Solution

The fourth proportional to 69,661.58, 96,148.28 and 45,790.47 is: 63,200.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,661.58 : 96,148.28 = 45,790.47 : x
  2. Step 2: Convert to fraction form
    69,661.58/96,148.28 = 45,790.47/x
  3. Step 3: Cross multiply
    69,661.58x = 96,148.28 × 45,790.47
  4. Step 4: Simplify right side
    69,661.58x = 4,402,675,045.37
  5. Step 5: Solve for x
    x = 4,402,675,045.37/69,661.58
  6. Step 6: Final answer
    x = 63,200.91

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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.