Home / 104,464.05-144,158.90-56,719.23

Finding the Fourth Proportional to 104,464.05, 144,158.90 and 56,719.23

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Solution

The fourth proportional to 104,464.05, 144,158.90 and 56,719.23 is: 78,271.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,464.05 : 144,158.90 = 56,719.23 : x
  2. Step 2: Convert to fraction form
    104,464.05/144,158.90 = 56,719.23/x
  3. Step 3: Cross multiply
    104,464.05x = 144,158.90 × 56,719.23
  4. Step 4: Simplify right side
    104,464.05x = 8,176,581,300.50
  5. Step 5: Solve for x
    x = 8,176,581,300.50/104,464.05
  6. Step 6: Final answer
    x = 78,271.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.