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Finding the Fourth Proportional to 118,003.77, 162,832.77 and 70,250.58

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Solution

The fourth proportional to 118,003.77, 162,832.77 and 70,250.58 is: 96,938.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,003.77 : 162,832.77 = 70,250.58 : x
  2. Step 2: Convert to fraction form
    118,003.77/162,832.77 = 70,250.58/x
  3. Step 3: Cross multiply
    118,003.77x = 162,832.77 × 70,250.58
  4. Step 4: Simplify right side
    118,003.77x = 11,439,096,535.51
  5. Step 5: Solve for x
    x = 11,439,096,535.51/118,003.77
  6. Step 6: Final answer
    x = 96,938.40

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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.