Home / 199,341.40-299,012.10-155,104.60

Finding the Fourth Proportional to 199,341.40, 299,012.10 and 155,104.60

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Solution

The fourth proportional to 199,341.40, 299,012.10 and 155,104.60 is: 232,656.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,341.40 : 299,012.10 = 155,104.60 : x
  2. Step 2: Convert to fraction form
    199,341.40/299,012.10 = 155,104.60/x
  3. Step 3: Cross multiply
    199,341.40x = 299,012.10 × 155,104.60
  4. Step 4: Simplify right side
    199,341.40x = 46,378,152,165.66
  5. Step 5: Solve for x
    x = 46,378,152,165.66/199,341.40
  6. Step 6: Final answer
    x = 232,656.90

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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.