Home / 112,219.02-154,877.27-108,526.64

Finding the Fourth Proportional to 112,219.02, 154,877.27 and 108,526.64

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Solution

The fourth proportional to 112,219.02, 154,877.27 and 108,526.64 is: 149,781.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,219.02 : 154,877.27 = 108,526.64 : x
  2. Step 2: Convert to fraction form
    112,219.02/154,877.27 = 108,526.64/x
  3. Step 3: Cross multiply
    112,219.02x = 154,877.27 × 108,526.64
  4. Step 4: Simplify right side
    112,219.02x = 16,808,308,408.45
  5. Step 5: Solve for x
    x = 16,808,308,408.45/112,219.02
  6. Step 6: Final answer
    x = 149,781.28

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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.