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Finding the Fourth Proportional to 202,737.96, 279,767.07 and 112,088.63

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Solution

The fourth proportional to 202,737.96, 279,767.07 and 112,088.63 is: 154,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,737.96 : 279,767.07 = 112,088.63 : x
  2. Step 2: Convert to fraction form
    202,737.96/279,767.07 = 112,088.63/x
  3. Step 3: Cross multiply
    202,737.96x = 279,767.07 × 112,088.63
  4. Step 4: Simplify right side
    202,737.96x = 31,358,706,196.58
  5. Step 5: Solve for x
    x = 31,358,706,196.58/202,737.96
  6. Step 6: Final answer
    x = 154,676.05

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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.