Home / 144,632.04-199,612.12-87,274.32

Finding the Fourth Proportional to 144,632.04, 199,612.12 and 87,274.32

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Solution

The fourth proportional to 144,632.04, 199,612.12 and 87,274.32 is: 120,450.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,632.04 : 199,612.12 = 87,274.32 : x
  2. Step 2: Convert to fraction form
    144,632.04/199,612.12 = 87,274.32/x
  3. Step 3: Cross multiply
    144,632.04x = 199,612.12 × 87,274.32
  4. Step 4: Simplify right side
    144,632.04x = 17,421,012,036.76
  5. Step 5: Solve for x
    x = 17,421,012,036.76/144,632.04
  6. Step 6: Final answer
    x = 120,450.57

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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.