Home / 374,547.94-561,875.22-121,747.15

Finding the Fourth Proportional to 374,547.94, 561,875.22 and 121,747.15

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Solution

The fourth proportional to 374,547.94, 561,875.22 and 121,747.15 is: 182,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,547.94 : 561,875.22 = 121,747.15 : x
  2. Step 2: Convert to fraction form
    374,547.94/561,875.22 = 121,747.15/x
  3. Step 3: Cross multiply
    374,547.94x = 561,875.22 × 121,747.15
  4. Step 4: Simplify right side
    374,547.94x = 68,406,706,690.62
  5. Step 5: Solve for x
    x = 68,406,706,690.62/374,547.94
  6. Step 6: Final answer
    x = 182,638.05

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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.