Home / 112,326.93-168,434.06-37,420.74

Finding the Fourth Proportional to 112,326.93, 168,434.06 and 37,420.74

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Solution

The fourth proportional to 112,326.93, 168,434.06 and 37,420.74 is: 56,112.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,326.93 : 168,434.06 = 37,420.74 : x
  2. Step 2: Convert to fraction form
    112,326.93/168,434.06 = 37,420.74/x
  3. Step 3: Cross multiply
    112,326.93x = 168,434.06 × 37,420.74
  4. Step 4: Simplify right side
    112,326.93x = 6,302,926,979.30
  5. Step 5: Solve for x
    x = 6,302,926,979.30/112,326.93
  6. Step 6: Final answer
    x = 56,112.34

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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.