Home / 64,007.61-88,328.66-35,712.69

Finding the Fourth Proportional to 64,007.61, 88,328.66 and 35,712.69

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Solution

The fourth proportional to 64,007.61, 88,328.66 and 35,712.69 is: 49,282.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,007.61 : 88,328.66 = 35,712.69 : x
  2. Step 2: Convert to fraction form
    64,007.61/88,328.66 = 35,712.69/x
  3. Step 3: Cross multiply
    64,007.61x = 88,328.66 × 35,712.69
  4. Step 4: Simplify right side
    64,007.61x = 3,154,453,611.05
  5. Step 5: Solve for x
    x = 3,154,453,611.05/64,007.61
  6. Step 6: Final answer
    x = 49,282.48

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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.