Home / 152,356.96-210,183.28-88,657.75

Finding the Fourth Proportional to 152,356.96, 210,183.28 and 88,657.75

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Solution

The fourth proportional to 152,356.96, 210,183.28 and 88,657.75 is: 122,307.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,356.96 : 210,183.28 = 88,657.75 : x
  2. Step 2: Convert to fraction form
    152,356.96/210,183.28 = 88,657.75/x
  3. Step 3: Cross multiply
    152,356.96x = 210,183.28 × 88,657.75
  4. Step 4: Simplify right side
    152,356.96x = 18,634,376,692.42
  5. Step 5: Solve for x
    x = 18,634,376,692.42/152,356.96
  6. Step 6: Final answer
    x = 122,307.35

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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.