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Finding the Fourth Proportional to 134,323.48, 185,369.55 and 73,897.48

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Solution

The fourth proportional to 134,323.48, 185,369.55 and 73,897.48 is: 101,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,323.48 : 185,369.55 = 73,897.48 : x
  2. Step 2: Convert to fraction form
    134,323.48/185,369.55 = 73,897.48/x
  3. Step 3: Cross multiply
    134,323.48x = 185,369.55 × 73,897.48
  4. Step 4: Simplify right side
    134,323.48x = 13,698,342,613.73
  5. Step 5: Solve for x
    x = 13,698,342,613.73/134,323.48
  6. Step 6: Final answer
    x = 101,980.25

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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.