Home / 97,133.82-145,662.39-47,199.12

Finding the Fourth Proportional to 97,133.82, 145,662.39 and 47,199.12

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Solution

The fourth proportional to 97,133.82, 145,662.39 and 47,199.12 is: 70,780.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,133.82 : 145,662.39 = 47,199.12 : x
  2. Step 2: Convert to fraction form
    97,133.82/145,662.39 = 47,199.12/x
  3. Step 3: Cross multiply
    97,133.82x = 145,662.39 × 47,199.12
  4. Step 4: Simplify right side
    97,133.82x = 6,875,136,625.10
  5. Step 5: Solve for x
    x = 6,875,136,625.10/97,133.82
  6. Step 6: Final answer
    x = 70,780.05

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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.