Home / 96,812.10-145,151.55-49,335.30

Finding the Fourth Proportional to 96,812.10, 145,151.55 and 49,335.30

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Solution

The fourth proportional to 96,812.10, 145,151.55 and 49,335.30 is: 73,969.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,812.10 : 145,151.55 = 49,335.30 : x
  2. Step 2: Convert to fraction form
    96,812.10/145,151.55 = 49,335.30/x
  3. Step 3: Cross multiply
    96,812.10x = 145,151.55 × 49,335.30
  4. Step 4: Simplify right side
    96,812.10x = 7,161,095,264.72
  5. Step 5: Solve for x
    x = 7,161,095,264.72/96,812.10
  6. Step 6: Final answer
    x = 73,969.01

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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.