Home / 64,539.64-89,064.21-37,315.14

Finding the Fourth Proportional to 64,539.64, 89,064.21 and 37,315.14

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Solution

The fourth proportional to 64,539.64, 89,064.21 and 37,315.14 is: 51,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,539.64 : 89,064.21 = 37,315.14 : x
  2. Step 2: Convert to fraction form
    64,539.64/89,064.21 = 37,315.14/x
  3. Step 3: Cross multiply
    64,539.64x = 89,064.21 × 37,315.14
  4. Step 4: Simplify right side
    64,539.64x = 3,323,443,465.14
  5. Step 5: Solve for x
    x = 3,323,443,465.14/64,539.64
  6. Step 6: Final answer
    x = 51,494.61

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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.