Home / 112,010.40-168,015.60-92,570.40

Finding the Fourth Proportional to 112,010.40, 168,015.60 and 92,570.40

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Solution

The fourth proportional to 112,010.40, 168,015.60 and 92,570.40 is: 138,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,010.40 : 168,015.60 = 92,570.40 : x
  2. Step 2: Convert to fraction form
    112,010.40/168,015.60 = 92,570.40/x
  3. Step 3: Cross multiply
    112,010.40x = 168,015.60 × 92,570.40
  4. Step 4: Simplify right side
    112,010.40x = 15,553,271,298.24
  5. Step 5: Solve for x
    x = 15,553,271,298.24/112,010.40
  6. Step 6: Final answer
    x = 138,855.60

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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.