Home / 136,981.03-205,536.71-94,925.83

Finding the Fourth Proportional to 136,981.03, 205,536.71 and 94,925.83

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Solution

The fourth proportional to 136,981.03, 205,536.71 and 94,925.83 is: 142,433.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,981.03 : 205,536.71 = 94,925.83 : x
  2. Step 2: Convert to fraction form
    136,981.03/205,536.71 = 94,925.83/x
  3. Step 3: Cross multiply
    136,981.03x = 205,536.71 × 94,925.83
  4. Step 4: Simplify right side
    136,981.03x = 19,510,742,792.22
  5. Step 5: Solve for x
    x = 19,510,742,792.22/136,981.03
  6. Step 6: Final answer
    x = 142,433.90

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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.