Home / 190,309.08-284,674.66-144,987.50

Finding the Fourth Proportional to 190,309.08, 284,674.66 and 144,987.50

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Solution

The fourth proportional to 190,309.08, 284,674.66 and 144,987.50 is: 216,880.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,309.08 : 284,674.66 = 144,987.50 : x
  2. Step 2: Convert to fraction form
    190,309.08/284,674.66 = 144,987.50/x
  3. Step 3: Cross multiply
    190,309.08x = 284,674.66 × 144,987.50
  4. Step 4: Simplify right side
    190,309.08x = 41,274,267,266.75
  5. Step 5: Solve for x
    x = 41,274,267,266.75/190,309.08
  6. Step 6: Final answer
    x = 216,880.18

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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.