Home / 64,206.10-96,309.15-43,210.90

Finding the Fourth Proportional to 64,206.10, 96,309.15 and 43,210.90

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Solution

The fourth proportional to 64,206.10, 96,309.15 and 43,210.90 is: 64,816.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,206.10 : 96,309.15 = 43,210.90 : x
  2. Step 2: Convert to fraction form
    64,206.10/96,309.15 = 43,210.90/x
  3. Step 3: Cross multiply
    64,206.10x = 96,309.15 × 43,210.90
  4. Step 4: Simplify right side
    64,206.10x = 4,161,605,049.74
  5. Step 5: Solve for x
    x = 4,161,605,049.74/64,206.10
  6. Step 6: Final answer
    x = 64,816.35

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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.