Home / 175,655.16-242,432.55-107,709.66

Finding the Fourth Proportional to 175,655.16, 242,432.55 and 107,709.66

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Solution

The fourth proportional to 175,655.16, 242,432.55 and 107,709.66 is: 148,656.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,655.16 : 242,432.55 = 107,709.66 : x
  2. Step 2: Convert to fraction form
    175,655.16/242,432.55 = 107,709.66/x
  3. Step 3: Cross multiply
    175,655.16x = 242,432.55 × 107,709.66
  4. Step 4: Simplify right side
    175,655.16x = 26,112,327,533.43
  5. Step 5: Solve for x
    x = 26,112,327,533.43/175,655.16
  6. Step 6: Final answer
    x = 148,656.76

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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.