Home / 345,460.02-518,190.03-134,950.34

Finding the Fourth Proportional to 345,460.02, 518,190.03 and 134,950.34

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Solution

The fourth proportional to 345,460.02, 518,190.03 and 134,950.34 is: 202,425.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,460.02 : 518,190.03 = 134,950.34 : x
  2. Step 2: Convert to fraction form
    345,460.02/518,190.03 = 134,950.34/x
  3. Step 3: Cross multiply
    345,460.02x = 518,190.03 × 134,950.34
  4. Step 4: Simplify right side
    345,460.02x = 69,929,918,142.16
  5. Step 5: Solve for x
    x = 69,929,918,142.16/345,460.02
  6. Step 6: Final answer
    x = 202,425.50

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1.5x scale

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.