Home / 60,732.07-90,911.25-39,626.66

Finding the Fourth Proportional to 60,732.07, 90,911.25 and 39,626.66

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Solution

The fourth proportional to 60,732.07, 90,911.25 and 39,626.66 is: 59,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,732.07 : 90,911.25 = 39,626.66 : x
  2. Step 2: Convert to fraction form
    60,732.07/90,911.25 = 39,626.66/x
  3. Step 3: Cross multiply
    60,732.07x = 90,911.25 × 39,626.66
  4. Step 4: Simplify right side
    60,732.07x = 3,602,509,421.20
  5. Step 5: Solve for x
    x = 3,602,509,421.20/60,732.07
  6. Step 6: Final answer
    x = 59,318.08

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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.