Home / 64,372.40-88,837.32-36,087.12

Finding the Fourth Proportional to 64,372.40, 88,837.32 and 36,087.12

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Solution

The fourth proportional to 64,372.40, 88,837.32 and 36,087.12 is: 49,802.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,372.40 : 88,837.32 = 36,087.12 : x
  2. Step 2: Convert to fraction form
    64,372.40/88,837.32 = 36,087.12/x
  3. Step 3: Cross multiply
    64,372.40x = 88,837.32 × 36,087.12
  4. Step 4: Simplify right side
    64,372.40x = 3,205,883,027.32
  5. Step 5: Solve for x
    x = 3,205,883,027.32/64,372.40
  6. Step 6: Final answer
    x = 49,802.14

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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.