Home / 97,039.28-145,509.72-44,403.68

Finding the Fourth Proportional to 97,039.28, 145,509.72 and 44,403.68

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Solution

The fourth proportional to 97,039.28, 145,509.72 and 44,403.68 is: 66,583.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,039.28 : 145,509.72 = 44,403.68 : x
  2. Step 2: Convert to fraction form
    97,039.28/145,509.72 = 44,403.68/x
  3. Step 3: Cross multiply
    97,039.28x = 145,509.72 × 44,403.68
  4. Step 4: Simplify right side
    97,039.28x = 6,461,167,043.77
  5. Step 5: Solve for x
    x = 6,461,167,043.77/97,039.28
  6. Step 6: Final answer
    x = 66,583.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.