Home / 93,868.74-140,776.83-47,109.06

Finding the Fourth Proportional to 93,868.74, 140,776.83 and 47,109.06

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Solution

The fourth proportional to 93,868.74, 140,776.83 and 47,109.06 is: 70,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,868.74 : 140,776.83 = 47,109.06 : x
  2. Step 2: Convert to fraction form
    93,868.74/140,776.83 = 47,109.06/x
  3. Step 3: Cross multiply
    93,868.74x = 140,776.83 × 47,109.06
  4. Step 4: Simplify right side
    93,868.74x = 6,631,864,131.08
  5. Step 5: Solve for x
    x = 6,631,864,131.08/93,868.74
  6. Step 6: Final answer
    x = 70,650.40

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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.