Home / 93,720.15-140,354.91-53,617.59

Finding the Fourth Proportional to 93,720.15, 140,354.91 and 53,617.59

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Solution

The fourth proportional to 93,720.15, 140,354.91 and 53,617.59 is: 80,297.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,720.15 : 140,354.91 = 53,617.59 : x
  2. Step 2: Convert to fraction form
    93,720.15/140,354.91 = 53,617.59/x
  3. Step 3: Cross multiply
    93,720.15x = 140,354.91 × 53,617.59
  4. Step 4: Simplify right side
    93,720.15x = 7,525,492,018.87
  5. Step 5: Solve for x
    x = 7,525,492,018.87/93,720.15
  6. Step 6: Final answer
    x = 80,297.48

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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.