Home / 145,065.34-217,598.10-45,233.56

Finding the Fourth Proportional to 145,065.34, 217,598.10 and 45,233.56

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Solution

The fourth proportional to 145,065.34, 217,598.10 and 45,233.56 is: 67,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,065.34 : 217,598.10 = 45,233.56 : x
  2. Step 2: Convert to fraction form
    145,065.34/217,598.10 = 45,233.56/x
  3. Step 3: Cross multiply
    145,065.34x = 217,598.10 × 45,233.56
  4. Step 4: Simplify right side
    145,065.34x = 9,842,736,712.24
  5. Step 5: Solve for x
    x = 9,842,736,712.24/145,065.34
  6. Step 6: Final answer
    x = 67,850.37

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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.