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Finding the Fourth Proportional to 45,243.55, 62,435.55 and 25,099.93

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Solution

The fourth proportional to 45,243.55, 62,435.55 and 25,099.93 is: 34,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,243.55 : 62,435.55 = 25,099.93 : x
  2. Step 2: Convert to fraction form
    45,243.55/62,435.55 = 25,099.93/x
  3. Step 3: Cross multiply
    45,243.55x = 62,435.55 × 25,099.93
  4. Step 4: Simplify right side
    45,243.55x = 1,567,127,934.51
  5. Step 5: Solve for x
    x = 1,567,127,934.51/45,243.55
  6. Step 6: Final answer
    x = 34,637.60

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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.