Home / 448,616.96-672,925.37-133,071.13

Finding the Fourth Proportional to 448,616.96, 672,925.37 and 133,071.13

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Solution

The fourth proportional to 448,616.96, 672,925.37 and 133,071.13 is: 199,606.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,616.96 : 672,925.37 = 133,071.13 : x
  2. Step 2: Convert to fraction form
    448,616.96/672,925.37 = 133,071.13/x
  3. Step 3: Cross multiply
    448,616.96x = 672,925.37 × 133,071.13
  4. Step 4: Simplify right side
    448,616.96x = 89,546,937,043.90
  5. Step 5: Solve for x
    x = 89,546,937,043.90/448,616.96
  6. Step 6: Final answer
    x = 199,606.67

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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.