Home / 112,594.16-155,378.78-62,293.52

Finding the Fourth Proportional to 112,594.16, 155,378.78 and 62,293.52

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Solution

The fourth proportional to 112,594.16, 155,378.78 and 62,293.52 is: 85,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,594.16 : 155,378.78 = 62,293.52 : x
  2. Step 2: Convert to fraction form
    112,594.16/155,378.78 = 62,293.52/x
  3. Step 3: Cross multiply
    112,594.16x = 155,378.78 × 62,293.52
  4. Step 4: Simplify right side
    112,594.16x = 9,679,091,139.51
  5. Step 5: Solve for x
    x = 9,679,091,139.51/112,594.16
  6. Step 6: Final answer
    x = 85,964.42

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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.