Home / 242,147.08-334,327.62-151,539.76

Finding the Fourth Proportional to 242,147.08, 334,327.62 and 151,539.76

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Solution

The fourth proportional to 242,147.08, 334,327.62 and 151,539.76 is: 209,227.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,147.08 : 334,327.62 = 151,539.76 : x
  2. Step 2: Convert to fraction form
    242,147.08/334,327.62 = 151,539.76/x
  3. Step 3: Cross multiply
    242,147.08x = 334,327.62 × 151,539.76
  4. Step 4: Simplify right side
    242,147.08x = 50,663,927,296.17
  5. Step 5: Solve for x
    x = 50,663,927,296.17/242,147.08
  6. Step 6: Final answer
    x = 209,227.91

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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.