Home / 122,702.16-184,055.57-38,460.47

Finding the Fourth Proportional to 122,702.16, 184,055.57 and 38,460.47

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Solution

The fourth proportional to 122,702.16, 184,055.57 and 38,460.47 is: 57,691.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,702.16 : 184,055.57 = 38,460.47 : x
  2. Step 2: Convert to fraction form
    122,702.16/184,055.57 = 38,460.47/x
  3. Step 3: Cross multiply
    122,702.16x = 184,055.57 × 38,460.47
  4. Step 4: Simplify right side
    122,702.16x = 7,078,862,615.74
  5. Step 5: Solve for x
    x = 7,078,862,615.74/122,702.16
  6. Step 6: Final answer
    x = 57,691.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.