Home / 51,333.09-70,872.99-45,946.18

Finding the Fourth Proportional to 51,333.09, 70,872.99 and 45,946.18

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Solution

The fourth proportional to 51,333.09, 70,872.99 and 45,946.18 is: 63,435.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,333.09 : 70,872.99 = 45,946.18 : x
  2. Step 2: Convert to fraction form
    51,333.09/70,872.99 = 45,946.18/x
  3. Step 3: Cross multiply
    51,333.09x = 70,872.99 × 45,946.18
  4. Step 4: Simplify right side
    51,333.09x = 3,256,343,155.68
  5. Step 5: Solve for x
    x = 3,256,343,155.68/51,333.09
  6. Step 6: Final answer
    x = 63,435.56

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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.