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Finding the Fourth Proportional to 101,130.42, 151,695.60 and 94,897.47

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Solution

The fourth proportional to 101,130.42, 151,695.60 and 94,897.47 is: 142,346.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,130.42 : 151,695.60 = 94,897.47 : x
  2. Step 2: Convert to fraction form
    101,130.42/151,695.60 = 94,897.47/x
  3. Step 3: Cross multiply
    101,130.42x = 151,695.60 × 94,897.47
  4. Step 4: Simplify right side
    101,130.42x = 14,395,528,650.13
  5. Step 5: Solve for x
    x = 14,395,528,650.13/101,130.42
  6. Step 6: Final answer
    x = 142,346.18

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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.