Home / 144,309.63-199,210.52-110,319.55

Finding the Fourth Proportional to 144,309.63, 199,210.52 and 110,319.55

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Solution

The fourth proportional to 144,309.63, 199,210.52 and 110,319.55 is: 152,289.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,309.63 : 199,210.52 = 110,319.55 : x
  2. Step 2: Convert to fraction form
    144,309.63/199,210.52 = 110,319.55/x
  3. Step 3: Cross multiply
    144,309.63x = 199,210.52 × 110,319.55
  4. Step 4: Simplify right side
    144,309.63x = 21,976,814,921.67
  5. Step 5: Solve for x
    x = 21,976,814,921.67/144,309.63
  6. Step 6: Final answer
    x = 152,289.32

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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.