Home / 175,631.02-242,314.23-107,577.05

Finding the Fourth Proportional to 175,631.02, 242,314.23 and 107,577.05

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Solution

The fourth proportional to 175,631.02, 242,314.23 and 107,577.05 is: 148,421.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,631.02 : 242,314.23 = 107,577.05 : x
  2. Step 2: Convert to fraction form
    175,631.02/242,314.23 = 107,577.05/x
  3. Step 3: Cross multiply
    175,631.02x = 242,314.23 × 107,577.05
  4. Step 4: Simplify right side
    175,631.02x = 26,067,449,228.26
  5. Step 5: Solve for x
    x = 26,067,449,228.26/175,631.02
  6. Step 6: Final answer
    x = 148,421.67

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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.