Home / 105,566.77-158,355.60-26,681.68

Finding the Fourth Proportional to 105,566.77, 158,355.60 and 26,681.68

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Solution

The fourth proportional to 105,566.77, 158,355.60 and 26,681.68 is: 40,023.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,566.77 : 158,355.60 = 26,681.68 : x
  2. Step 2: Convert to fraction form
    105,566.77/158,355.60 = 26,681.68/x
  3. Step 3: Cross multiply
    105,566.77x = 158,355.60 × 26,681.68
  4. Step 4: Simplify right side
    105,566.77x = 4,225,193,445.41
  5. Step 5: Solve for x
    x = 4,225,193,445.41/105,566.77
  6. Step 6: Final answer
    x = 40,023.90

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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.