Home / 88,317.90-121,892.91-52,025.22

Finding the Fourth Proportional to 88,317.90, 121,892.91 and 52,025.22

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Solution

The fourth proportional to 88,317.90, 121,892.91 and 52,025.22 is: 71,803.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,317.90 : 121,892.91 = 52,025.22 : x
  2. Step 2: Convert to fraction form
    88,317.90/121,892.91 = 52,025.22/x
  3. Step 3: Cross multiply
    88,317.90x = 121,892.91 × 52,025.22
  4. Step 4: Simplify right side
    88,317.90x = 6,341,505,459.19
  5. Step 5: Solve for x
    x = 6,341,505,459.19/88,317.90
  6. Step 6: Final answer
    x = 71,803.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.