Home / 133,282.17-183,924.32-72,852.30

Finding the Fourth Proportional to 133,282.17, 183,924.32 and 72,852.30

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Solution

The fourth proportional to 133,282.17, 183,924.32 and 72,852.30 is: 100,533.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,282.17 : 183,924.32 = 72,852.30 : x
  2. Step 2: Convert to fraction form
    133,282.17/183,924.32 = 72,852.30/x
  3. Step 3: Cross multiply
    133,282.17x = 183,924.32 × 72,852.30
  4. Step 4: Simplify right side
    133,282.17x = 13,399,309,373.67
  5. Step 5: Solve for x
    x = 13,399,309,373.67/133,282.17
  6. Step 6: Final answer
    x = 100,533.40

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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.