Home / 250,254.23-345,349.13-135,530.24

Finding the Fourth Proportional to 250,254.23, 345,349.13 and 135,530.24

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Solution

The fourth proportional to 250,254.23, 345,349.13 and 135,530.24 is: 187,030.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,254.23 : 345,349.13 = 135,530.24 : x
  2. Step 2: Convert to fraction form
    250,254.23/345,349.13 = 135,530.24/x
  3. Step 3: Cross multiply
    250,254.23x = 345,349.13 × 135,530.24
  4. Step 4: Simplify right side
    250,254.23x = 46,805,249,801.95
  5. Step 5: Solve for x
    x = 46,805,249,801.95/250,254.23
  6. Step 6: Final answer
    x = 187,030.80

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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.