Home / 64,632.02-89,162.25-37,775.66

Finding the Fourth Proportional to 64,632.02, 89,162.25 and 37,775.66

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Solution

The fourth proportional to 64,632.02, 89,162.25 and 37,775.66 is: 52,112.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,632.02 : 89,162.25 = 37,775.66 : x
  2. Step 2: Convert to fraction form
    64,632.02/89,162.25 = 37,775.66/x
  3. Step 3: Cross multiply
    64,632.02x = 89,162.25 × 37,775.66
  4. Step 4: Simplify right side
    64,632.02x = 3,368,162,840.84
  5. Step 5: Solve for x
    x = 3,368,162,840.84/64,632.02
  6. Step 6: Final answer
    x = 52,112.91

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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.