Home / 374,192.12-561,031.99-134,300.70

Finding the Fourth Proportional to 374,192.12, 561,031.99 and 134,300.70

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Solution

The fourth proportional to 374,192.12, 561,031.99 and 134,300.70 is: 201,359.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,192.12 : 561,031.99 = 134,300.70 : x
  2. Step 2: Convert to fraction form
    374,192.12/561,031.99 = 134,300.70/x
  3. Step 3: Cross multiply
    374,192.12x = 561,031.99 × 134,300.70
  4. Step 4: Simplify right side
    374,192.12x = 75,346,988,643.64
  5. Step 5: Solve for x
    x = 75,346,988,643.64/374,192.12
  6. Step 6: Final answer
    x = 201,359.10

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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.