Home / 62,138.10-93,114.99-45,641.46

Finding the Fourth Proportional to 62,138.10, 93,114.99 and 45,641.46

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Solution

The fourth proportional to 62,138.10, 93,114.99 and 45,641.46 is: 68,394.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,138.10 : 93,114.99 = 45,641.46 : x
  2. Step 2: Convert to fraction form
    62,138.10/93,114.99 = 45,641.46/x
  3. Step 3: Cross multiply
    62,138.10x = 93,114.99 × 45,641.46
  4. Step 4: Simplify right side
    62,138.10x = 4,249,904,091.49
  5. Step 5: Solve for x
    x = 4,249,904,091.49/62,138.10
  6. Step 6: Final answer
    x = 68,394.50

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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.