Home / 147,587.60-221,492.10-104,887.78

Finding the Fourth Proportional to 147,587.60, 221,492.10 and 104,887.78

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Solution

The fourth proportional to 147,587.60, 221,492.10 and 104,887.78 is: 157,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,587.60 : 221,492.10 = 104,887.78 : x
  2. Step 2: Convert to fraction form
    147,587.60/221,492.10 = 104,887.78/x
  3. Step 3: Cross multiply
    147,587.60x = 221,492.10 × 104,887.78
  4. Step 4: Simplify right side
    147,587.60x = 23,231,814,656.54
  5. Step 5: Solve for x
    x = 23,231,814,656.54/147,587.60
  6. Step 6: Final answer
    x = 157,410.34

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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.