Home / 88,664.58-122,357.07-56,833.46

Finding the Fourth Proportional to 88,664.58, 122,357.07 and 56,833.46

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Solution

The fourth proportional to 88,664.58, 122,357.07 and 56,833.46 is: 78,430.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,664.58 : 122,357.07 = 56,833.46 : x
  2. Step 2: Convert to fraction form
    88,664.58/122,357.07 = 56,833.46/x
  3. Step 3: Cross multiply
    88,664.58x = 122,357.07 × 56,833.46
  4. Step 4: Simplify right side
    88,664.58x = 6,953,975,031.78
  5. Step 5: Solve for x
    x = 6,953,975,031.78/88,664.58
  6. Step 6: Final answer
    x = 78,430.14

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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.