Home / 142,994.11-214,492.70-43,155.20

Finding the Fourth Proportional to 142,994.11, 214,492.70 and 43,155.20

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Solution

The fourth proportional to 142,994.11, 214,492.70 and 43,155.20 is: 64,733.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,994.11 : 214,492.70 = 43,155.20 : x
  2. Step 2: Convert to fraction form
    142,994.11/214,492.70 = 43,155.20/x
  3. Step 3: Cross multiply
    142,994.11x = 214,492.70 × 43,155.20
  4. Step 4: Simplify right side
    142,994.11x = 9,256,475,367.04
  5. Step 5: Solve for x
    x = 9,256,475,367.04/142,994.11
  6. Step 6: Final answer
    x = 64,733.26

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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.