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Finding the Fourth Proportional to 201,079.48, 301,669.98 and 94,443.76

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Solution

The fourth proportional to 201,079.48, 301,669.98 and 94,443.76 is: 141,689.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,079.48 : 301,669.98 = 94,443.76 : x
  2. Step 2: Convert to fraction form
    201,079.48/301,669.98 = 94,443.76/x
  3. Step 3: Cross multiply
    201,079.48x = 301,669.98 × 94,443.76
  4. Step 4: Simplify right side
    201,079.48x = 28,490,847,190.32
  5. Step 5: Solve for x
    x = 28,490,847,190.32/201,079.48
  6. Step 6: Final answer
    x = 141,689.48

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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.