Home / 133,547.18-184,419.99-85,883.27

Finding the Fourth Proportional to 133,547.18, 184,419.99 and 85,883.27

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Solution

The fourth proportional to 133,547.18, 184,419.99 and 85,883.27 is: 118,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,547.18 : 184,419.99 = 85,883.27 : x
  2. Step 2: Convert to fraction form
    133,547.18/184,419.99 = 85,883.27/x
  3. Step 3: Cross multiply
    133,547.18x = 184,419.99 × 85,883.27
  4. Step 4: Simplify right side
    133,547.18x = 15,838,590,872.47
  5. Step 5: Solve for x
    x = 15,838,590,872.47/133,547.18
  6. Step 6: Final answer
    x = 118,599.22

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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.