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Finding the Fourth Proportional to 110,214.40, 152,091.64 and 59,913.40

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Solution

The fourth proportional to 110,214.40, 152,091.64 and 59,913.40 is: 82,678.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,214.40 : 152,091.64 = 59,913.40 : x
  2. Step 2: Convert to fraction form
    110,214.40/152,091.64 = 59,913.40/x
  3. Step 3: Cross multiply
    110,214.40x = 152,091.64 × 59,913.40
  4. Step 4: Simplify right side
    110,214.40x = 9,112,327,263.98
  5. Step 5: Solve for x
    x = 9,112,327,263.98/110,214.40
  6. Step 6: Final answer
    x = 82,678.19

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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.