Home / 448,088.75-672,199.50-144,381.14

Finding the Fourth Proportional to 448,088.75, 672,199.50 and 144,381.14

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Solution

The fourth proportional to 448,088.75, 672,199.50 and 144,381.14 is: 216,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,088.75 : 672,199.50 = 144,381.14 : x
  2. Step 2: Convert to fraction form
    448,088.75/672,199.50 = 144,381.14/x
  3. Step 3: Cross multiply
    448,088.75x = 672,199.50 × 144,381.14
  4. Step 4: Simplify right side
    448,088.75x = 97,052,930,117.43
  5. Step 5: Solve for x
    x = 97,052,930,117.43/448,088.75
  6. Step 6: Final answer
    x = 216,593.10

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1.5x scale

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.