Home / 234,851.32-352,316.10-77,037.40

Finding the Fourth Proportional to 234,851.32, 352,316.10 and 77,037.40

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Solution

The fourth proportional to 234,851.32, 352,316.10 and 77,037.40 is: 115,568.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,851.32 : 352,316.10 = 77,037.40 : x
  2. Step 2: Convert to fraction form
    234,851.32/352,316.10 = 77,037.40/x
  3. Step 3: Cross multiply
    234,851.32x = 352,316.10 × 77,037.40
  4. Step 4: Simplify right side
    234,851.32x = 27,141,516,322.14
  5. Step 5: Solve for x
    x = 27,141,516,322.14/234,851.32
  6. Step 6: Final answer
    x = 115,568.93

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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.