Home / 112,331.70-168,399.04-42,260.22

Finding the Fourth Proportional to 112,331.70, 168,399.04 and 42,260.22

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Solution

The fourth proportional to 112,331.70, 168,399.04 and 42,260.22 is: 63,353.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,331.70 : 168,399.04 = 42,260.22 : x
  2. Step 2: Convert to fraction form
    112,331.70/168,399.04 = 42,260.22/x
  3. Step 3: Cross multiply
    112,331.70x = 168,399.04 × 42,260.22
  4. Step 4: Simplify right side
    112,331.70x = 7,116,580,478.19
  5. Step 5: Solve for x
    x = 7,116,580,478.19/112,331.70
  6. Step 6: Final answer
    x = 63,353.27

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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.