Home / 112,759.36-155,569.24-64,326.52

Finding the Fourth Proportional to 112,759.36, 155,569.24 and 64,326.52

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Solution

The fourth proportional to 112,759.36, 155,569.24 and 64,326.52 is: 88,748.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,759.36 : 155,569.24 = 64,326.52 : x
  2. Step 2: Convert to fraction form
    112,759.36/155,569.24 = 64,326.52/x
  3. Step 3: Cross multiply
    112,759.36x = 155,569.24 × 64,326.52
  4. Step 4: Simplify right side
    112,759.36x = 10,007,227,828.24
  5. Step 5: Solve for x
    x = 10,007,227,828.24/112,759.36
  6. Step 6: Final answer
    x = 88,748.53

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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.