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Finding the Fourth Proportional to 113,798.26, 157,041.48 and 63,497.26

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Solution

The fourth proportional to 113,798.26, 157,041.48 and 63,497.26 is: 87,626.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,798.26 : 157,041.48 = 63,497.26 : x
  2. Step 2: Convert to fraction form
    113,798.26/157,041.48 = 63,497.26/x
  3. Step 3: Cross multiply
    113,798.26x = 157,041.48 × 63,497.26
  4. Step 4: Simplify right side
    113,798.26x = 9,971,703,686.34
  5. Step 5: Solve for x
    x = 9,971,703,686.34/113,798.26
  6. Step 6: Final answer
    x = 87,626.15

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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.