Home / 133,094.28-183,530.27-87,714.20

Finding the Fourth Proportional to 133,094.28, 183,530.27 and 87,714.20

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Solution

The fourth proportional to 133,094.28, 183,530.27 and 87,714.20 is: 120,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,094.28 : 183,530.27 = 87,714.20 : x
  2. Step 2: Convert to fraction form
    133,094.28/183,530.27 = 87,714.20/x
  3. Step 3: Cross multiply
    133,094.28x = 183,530.27 × 87,714.20
  4. Step 4: Simplify right side
    133,094.28x = 16,098,210,808.83
  5. Step 5: Solve for x
    x = 16,098,210,808.83/133,094.28
  6. Step 6: Final answer
    x = 120,953.44

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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.