Home / 343,492.11-515,284.94-118,792.24

Finding the Fourth Proportional to 343,492.11, 515,284.94 and 118,792.24

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Solution

The fourth proportional to 343,492.11, 515,284.94 and 118,792.24 is: 178,204.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,492.11 : 515,284.94 = 118,792.24 : x
  2. Step 2: Convert to fraction form
    343,492.11/515,284.94 = 118,792.24/x
  3. Step 3: Cross multiply
    343,492.11x = 515,284.94 × 118,792.24
  4. Step 4: Simplify right side
    343,492.11x = 61,211,851,269.63
  5. Step 5: Solve for x
    x = 61,211,851,269.63/343,492.11
  6. Step 6: Final answer
    x = 178,204.53

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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.