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Finding the Fourth Proportional to 64,014.84, 88,341.84 and 35,719.92

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Solution

The fourth proportional to 64,014.84, 88,341.84 and 35,719.92 is: 49,294.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,014.84 : 88,341.84 = 35,719.92 : x
  2. Step 2: Convert to fraction form
    64,014.84/88,341.84 = 35,719.92/x
  3. Step 3: Cross multiply
    64,014.84x = 88,341.84 × 35,719.92
  4. Step 4: Simplify right side
    64,014.84x = 3,155,563,457.45
  5. Step 5: Solve for x
    x = 3,155,563,457.45/64,014.84
  6. Step 6: Final answer
    x = 49,294.25

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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.