Home / 64,948.68-89,567.04-39,459.24

Finding the Fourth Proportional to 64,948.68, 89,567.04 and 39,459.24

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Solution

The fourth proportional to 64,948.68, 89,567.04 and 39,459.24 is: 54,416.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,948.68 : 89,567.04 = 39,459.24 : x
  2. Step 2: Convert to fraction form
    64,948.68/89,567.04 = 39,459.24/x
  3. Step 3: Cross multiply
    64,948.68x = 89,567.04 × 39,459.24
  4. Step 4: Simplify right side
    64,948.68x = 3,534,247,327.45
  5. Step 5: Solve for x
    x = 3,534,247,327.45/64,948.68
  6. Step 6: Final answer
    x = 54,416.00

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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.