Home / 93,669.30-140,503.95-54,206.10

Finding the Fourth Proportional to 93,669.30, 140,503.95 and 54,206.10

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Solution

The fourth proportional to 93,669.30, 140,503.95 and 54,206.10 is: 81,309.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,669.30 : 140,503.95 = 54,206.10 : x
  2. Step 2: Convert to fraction form
    93,669.30/140,503.95 = 54,206.10/x
  3. Step 3: Cross multiply
    93,669.30x = 140,503.95 × 54,206.10
  4. Step 4: Simplify right side
    93,669.30x = 7,616,171,164.10
  5. Step 5: Solve for x
    x = 7,616,171,164.10/93,669.30
  6. Step 6: Final answer
    x = 81,309.15

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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.