Home / 343,119.06-514,580.19-118,421.22

Finding the Fourth Proportional to 343,119.06, 514,580.19 and 118,421.22

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Solution

The fourth proportional to 343,119.06, 514,580.19 and 118,421.22 is: 177,597.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,119.06 : 514,580.19 = 118,421.22 : x
  2. Step 2: Convert to fraction form
    343,119.06/514,580.19 = 118,421.22/x
  3. Step 3: Cross multiply
    343,119.06x = 514,580.19 × 118,421.22
  4. Step 4: Simplify right side
    343,119.06x = 60,937,213,887.63
  5. Step 5: Solve for x
    x = 60,937,213,887.63/343,119.06
  6. Step 6: Final answer
    x = 177,597.87

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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.