Home / 133,498.07-184,225.92-72,242.92

Finding the Fourth Proportional to 133,498.07, 184,225.92 and 72,242.92

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Solution

The fourth proportional to 133,498.07, 184,225.92 and 72,242.92 is: 99,694.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,498.07 : 184,225.92 = 72,242.92 : x
  2. Step 2: Convert to fraction form
    133,498.07/184,225.92 = 72,242.92/x
  3. Step 3: Cross multiply
    133,498.07x = 184,225.92 × 72,242.92
  4. Step 4: Simplify right side
    133,498.07x = 13,309,017,479.36
  5. Step 5: Solve for x
    x = 13,309,017,479.36/133,498.07
  6. Step 6: Final answer
    x = 99,694.46

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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.