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Finding the Fourth Proportional to 110,217.40, 152,095.80 and 59,916.40

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Solution

The fourth proportional to 110,217.40, 152,095.80 and 59,916.40 is: 82,682.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217.40 : 152,095.80 = 59,916.40 : x
  2. Step 2: Convert to fraction form
    110,217.40/152,095.80 = 59,916.40/x
  3. Step 3: Cross multiply
    110,217.40x = 152,095.80 × 59,916.40
  4. Step 4: Simplify right side
    110,217.40x = 9,113,032,791.12
  5. Step 5: Solve for x
    x = 9,113,032,791.12/110,217.40
  6. Step 6: Final answer
    x = 82,682.34

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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.