Home / 45,855.12-63,226.05-42,454.34

Finding the Fourth Proportional to 45,855.12, 63,226.05 and 42,454.34

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Solution

The fourth proportional to 45,855.12, 63,226.05 and 42,454.34 is: 58,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,855.12 : 63,226.05 = 42,454.34 : x
  2. Step 2: Convert to fraction form
    45,855.12/63,226.05 = 42,454.34/x
  3. Step 3: Cross multiply
    45,855.12x = 63,226.05 × 42,454.34
  4. Step 4: Simplify right side
    45,855.12x = 2,684,219,985.32
  5. Step 5: Solve for x
    x = 2,684,219,985.32/45,855.12
  6. Step 6: Final answer
    x = 58,536.97

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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.