Home / 93,117.60-139,712.24-43,223.20

Finding the Fourth Proportional to 93,117.60, 139,712.24 and 43,223.20

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Solution

The fourth proportional to 93,117.60, 139,712.24 and 43,223.20 is: 64,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,117.60 : 139,712.24 = 43,223.20 : x
  2. Step 2: Convert to fraction form
    93,117.60/139,712.24 = 43,223.20/x
  3. Step 3: Cross multiply
    93,117.60x = 139,712.24 × 43,223.20
  4. Step 4: Simplify right side
    93,117.60x = 6,038,810,091.97
  5. Step 5: Solve for x
    x = 6,038,810,091.97/93,117.60
  6. Step 6: Final answer
    x = 64,851.44

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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.