Home / 105,444.36-158,154.84-26,558.58

Finding the Fourth Proportional to 105,444.36, 158,154.84 and 26,558.58

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Solution

The fourth proportional to 105,444.36, 158,154.84 and 26,558.58 is: 39,834.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,444.36 : 158,154.84 = 26,558.58 : x
  2. Step 2: Convert to fraction form
    105,444.36/158,154.84 = 26,558.58/x
  3. Step 3: Cross multiply
    105,444.36x = 158,154.84 × 26,558.58
  4. Step 4: Simplify right side
    105,444.36x = 4,200,367,970.53
  5. Step 5: Solve for x
    x = 4,200,367,970.53/105,444.36
  6. Step 6: Final answer
    x = 39,834.92

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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.