Home / 64,142.06-88,508.36-35,457.84

Finding the Fourth Proportional to 64,142.06, 88,508.36 and 35,457.84

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Solution

The fourth proportional to 64,142.06, 88,508.36 and 35,457.84 is: 48,927.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,142.06 : 88,508.36 = 35,457.84 : x
  2. Step 2: Convert to fraction form
    64,142.06/88,508.36 = 35,457.84/x
  3. Step 3: Cross multiply
    64,142.06x = 88,508.36 × 35,457.84
  4. Step 4: Simplify right side
    64,142.06x = 3,138,315,267.54
  5. Step 5: Solve for x
    x = 3,138,315,267.54/64,142.06
  6. Step 6: Final answer
    x = 48,927.57

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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.