Home / 133,518.04-184,253.24-72,262.80

Finding the Fourth Proportional to 133,518.04, 184,253.24 and 72,262.80

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Solution

The fourth proportional to 133,518.04, 184,253.24 and 72,262.80 is: 99,721.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,518.04 : 184,253.24 = 72,262.80 : x
  2. Step 2: Convert to fraction form
    133,518.04/184,253.24 = 72,262.80/x
  3. Step 3: Cross multiply
    133,518.04x = 184,253.24 × 72,262.80
  4. Step 4: Simplify right side
    133,518.04x = 13,314,655,031.47
  5. Step 5: Solve for x
    x = 13,314,655,031.47/133,518.04
  6. Step 6: Final answer
    x = 99,721.77

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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.