Home / 115,349.32-173,006.70-45,276.76

Finding the Fourth Proportional to 115,349.32, 173,006.70 and 45,276.76

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Solution

The fourth proportional to 115,349.32, 173,006.70 and 45,276.76 is: 67,908.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,349.32 : 173,006.70 = 45,276.76 : x
  2. Step 2: Convert to fraction form
    115,349.32/173,006.70 = 45,276.76/x
  3. Step 3: Cross multiply
    115,349.32x = 173,006.70 × 45,276.76
  4. Step 4: Simplify right side
    115,349.32x = 7,833,182,834.29
  5. Step 5: Solve for x
    x = 7,833,182,834.29/115,349.32
  6. Step 6: Final answer
    x = 67,908.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.