Home / 133,594.16-184,271.27-85,907.84

Finding the Fourth Proportional to 133,594.16, 184,271.27 and 85,907.84

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Solution

The fourth proportional to 133,594.16, 184,271.27 and 85,907.84 is: 118,495.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,594.16 : 184,271.27 = 85,907.84 : x
  2. Step 2: Convert to fraction form
    133,594.16/184,271.27 = 85,907.84/x
  3. Step 3: Cross multiply
    133,594.16x = 184,271.27 × 85,907.84
  4. Step 4: Simplify right side
    133,594.16x = 15,830,345,428.86
  5. Step 5: Solve for x
    x = 15,830,345,428.86/133,594.16
  6. Step 6: Final answer
    x = 118,495.79

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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.