Home / 133,595.16-184,272.64-85,908.84

Finding the Fourth Proportional to 133,595.16, 184,272.64 and 85,908.84

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Solution

The fourth proportional to 133,595.16, 184,272.64 and 85,908.84 is: 118,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,595.16 : 184,272.64 = 85,908.84 : x
  2. Step 2: Convert to fraction form
    133,595.16/184,272.64 = 85,908.84/x
  3. Step 3: Cross multiply
    133,595.16x = 184,272.64 × 85,908.84
  4. Step 4: Simplify right side
    133,595.16x = 15,830,648,746.14
  5. Step 5: Solve for x
    x = 15,830,648,746.14/133,595.16
  6. Step 6: Final answer
    x = 118,497.17

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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.