Home / 45,853.10-68,779.65-40,630.70

Finding the Fourth Proportional to 45,853.10, 68,779.65 and 40,630.70

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Solution

The fourth proportional to 45,853.10, 68,779.65 and 40,630.70 is: 60,946.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.10 : 68,779.65 = 40,630.70 : x
  2. Step 2: Convert to fraction form
    45,853.10/68,779.65 = 40,630.70/x
  3. Step 3: Cross multiply
    45,853.10x = 68,779.65 × 40,630.70
  4. Step 4: Simplify right side
    45,853.10x = 2,794,565,325.26
  5. Step 5: Solve for x
    x = 2,794,565,325.26/45,853.10
  6. Step 6: Final answer
    x = 60,946.05

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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.