Home / 145,795.10-218,711.16-57,037.22

Finding the Fourth Proportional to 145,795.10, 218,711.16 and 57,037.22

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Solution

The fourth proportional to 145,795.10, 218,711.16 and 57,037.22 is: 85,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,795.10 : 218,711.16 = 57,037.22 : x
  2. Step 2: Convert to fraction form
    145,795.10/218,711.16 = 57,037.22/x
  3. Step 3: Cross multiply
    145,795.10x = 218,711.16 × 57,037.22
  4. Step 4: Simplify right side
    145,795.10x = 12,474,676,549.38
  5. Step 5: Solve for x
    x = 12,474,676,549.38/145,795.10
  6. Step 6: Final answer
    x = 85,563.07

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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.