Home / 112,606.97-168,897.87-28,367.10

Finding the Fourth Proportional to 112,606.97, 168,897.87 and 28,367.10

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Solution

The fourth proportional to 112,606.97, 168,897.87 and 28,367.10 is: 42,547.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,606.97 : 168,897.87 = 28,367.10 : x
  2. Step 2: Convert to fraction form
    112,606.97/168,897.87 = 28,367.10/x
  3. Step 3: Cross multiply
    112,606.97x = 168,897.87 × 28,367.10
  4. Step 4: Simplify right side
    112,606.97x = 4,791,142,768.08
  5. Step 5: Solve for x
    x = 4,791,142,768.08/112,606.97
  6. Step 6: Final answer
    x = 42,547.48

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1.5x scale

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.