Home / 250,156.48-345,216.02-135,435.10

Finding the Fourth Proportional to 250,156.48, 345,216.02 and 135,435.10

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Solution

The fourth proportional to 250,156.48, 345,216.02 and 135,435.10 is: 186,900.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,156.48 : 345,216.02 = 135,435.10 : x
  2. Step 2: Convert to fraction form
    250,156.48/345,216.02 = 135,435.10/x
  3. Step 3: Cross multiply
    250,156.48x = 345,216.02 × 135,435.10
  4. Step 4: Simplify right side
    250,156.48x = 46,754,366,190.30
  5. Step 5: Solve for x
    x = 46,754,366,190.30/250,156.48
  6. Step 6: Final answer
    x = 186,900.48

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1.5x scale

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.