Home / 374,548.25-561,875.69-121,747.46

Finding the Fourth Proportional to 374,548.25, 561,875.69 and 121,747.46

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Solution

The fourth proportional to 374,548.25, 561,875.69 and 121,747.46 is: 182,638.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,548.25 : 561,875.69 = 121,747.46 : x
  2. Step 2: Convert to fraction form
    374,548.25/561,875.69 = 121,747.46/x
  3. Step 3: Cross multiply
    374,548.25x = 561,875.69 × 121,747.46
  4. Step 4: Simplify right side
    374,548.25x = 68,406,934,903.41
  5. Step 5: Solve for x
    x = 68,406,934,903.41/374,548.25
  6. Step 6: Final answer
    x = 182,638.51

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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.