Home / 225,023.45-310,386.04-144,323.15

Finding the Fourth Proportional to 225,023.45, 310,386.04 and 144,323.15

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Solution

The fourth proportional to 225,023.45, 310,386.04 and 144,323.15 is: 199,072.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,023.45 : 310,386.04 = 144,323.15 : x
  2. Step 2: Convert to fraction form
    225,023.45/310,386.04 = 144,323.15/x
  3. Step 3: Cross multiply
    225,023.45x = 310,386.04 × 144,323.15
  4. Step 4: Simplify right side
    225,023.45x = 44,795,891,653.83
  5. Step 5: Solve for x
    x = 44,795,891,653.83/225,023.45
  6. Step 6: Final answer
    x = 199,072.10

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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.