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Finding the Fourth Proportional to 110,157.47, 152,018.27 and 59,856.47

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Solution

The fourth proportional to 110,157.47, 152,018.27 and 59,856.47 is: 82,602.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,157.47 : 152,018.27 = 59,856.47 : x
  2. Step 2: Convert to fraction form
    110,157.47/152,018.27 = 59,856.47/x
  3. Step 3: Cross multiply
    110,157.47x = 152,018.27 × 59,856.47
  4. Step 4: Simplify right side
    110,157.47x = 9,099,276,752.86
  5. Step 5: Solve for x
    x = 9,099,276,752.86/110,157.47
  6. Step 6: Final answer
    x = 82,602.45

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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.