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Finding the Fourth Proportional to 135,001.60, 202,483.20 and 46,259.20

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Solution

The fourth proportional to 135,001.60, 202,483.20 and 46,259.20 is: 69,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,001.60 : 202,483.20 = 46,259.20 : x
  2. Step 2: Convert to fraction form
    135,001.60/202,483.20 = 46,259.20/x
  3. Step 3: Cross multiply
    135,001.60x = 202,483.20 × 46,259.20
  4. Step 4: Simplify right side
    135,001.60x = 9,366,710,845.44
  5. Step 5: Solve for x
    x = 9,366,710,845.44/135,001.60
  6. Step 6: Final answer
    x = 69,382.22

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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.