Home / 64,457.73-96,834.83-45,783.18

Finding the Fourth Proportional to 64,457.73, 96,834.83 and 45,783.18

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Solution

The fourth proportional to 64,457.73, 96,834.83 and 45,783.18 is: 68,780.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,457.73 : 96,834.83 = 45,783.18 : x
  2. Step 2: Convert to fraction form
    64,457.73/96,834.83 = 45,783.18/x
  3. Step 3: Cross multiply
    64,457.73x = 96,834.83 × 45,783.18
  4. Step 4: Simplify right side
    64,457.73x = 4,433,406,223.24
  5. Step 5: Solve for x
    x = 4,433,406,223.24/64,457.73
  6. Step 6: Final answer
    x = 68,780.06

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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.