Home / 343,108.17-473,499.81-190,132.16

Finding the Fourth Proportional to 343,108.17, 473,499.81 and 190,132.16

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Solution

The fourth proportional to 343,108.17, 473,499.81 and 190,132.16 is: 262,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,108.17 : 473,499.81 = 190,132.16 : x
  2. Step 2: Convert to fraction form
    343,108.17/473,499.81 = 190,132.16/x
  3. Step 3: Cross multiply
    343,108.17x = 473,499.81 × 190,132.16
  4. Step 4: Simplify right side
    343,108.17x = 90,027,539,267.39
  5. Step 5: Solve for x
    x = 90,027,539,267.39/343,108.17
  6. Step 6: Final answer
    x = 262,388.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.