Home / 105,651.04-158,462.69-52,322.26

Finding the Fourth Proportional to 105,651.04, 158,462.69 and 52,322.26

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Solution

The fourth proportional to 105,651.04, 158,462.69 and 52,322.26 is: 78,476.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,651.04 : 158,462.69 = 52,322.26 : x
  2. Step 2: Convert to fraction form
    105,651.04/158,462.69 = 52,322.26/x
  3. Step 3: Cross multiply
    105,651.04x = 158,462.69 × 52,322.26
  4. Step 4: Simplify right side
    105,651.04x = 8,291,125,408.71
  5. Step 5: Solve for x
    x = 8,291,125,408.71/105,651.04
  6. Step 6: Final answer
    x = 78,476.52

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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.