Home / 136,263.03-204,403.19-42,772.47

Finding the Fourth Proportional to 136,263.03, 204,403.19 and 42,772.47

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Solution

The fourth proportional to 136,263.03, 204,403.19 and 42,772.47 is: 64,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,263.03 : 204,403.19 = 42,772.47 : x
  2. Step 2: Convert to fraction form
    136,263.03/204,403.19 = 42,772.47/x
  3. Step 3: Cross multiply
    136,263.03x = 204,403.19 × 42,772.47
  4. Step 4: Simplify right side
    136,263.03x = 8,742,829,098.32
  5. Step 5: Solve for x
    x = 8,742,829,098.32/136,263.03
  6. Step 6: Final answer
    x = 64,161.42

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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.