Home / 118,631.93-163,723.23-70,884.27

Finding the Fourth Proportional to 118,631.93, 163,723.23 and 70,884.27

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Solution

The fourth proportional to 118,631.93, 163,723.23 and 70,884.27 is: 97,826.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,631.93 : 163,723.23 = 70,884.27 : x
  2. Step 2: Convert to fraction form
    118,631.93/163,723.23 = 70,884.27/x
  3. Step 3: Cross multiply
    118,631.93x = 163,723.23 × 70,884.27
  4. Step 4: Simplify right side
    118,631.93x = 11,605,401,640.59
  5. Step 5: Solve for x
    x = 11,605,401,640.59/118,631.93
  6. Step 6: Final answer
    x = 97,826.97

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1.5x scale

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.