Home / 104,683.90-144,464.16-56,937.30

Finding the Fourth Proportional to 104,683.90, 144,464.16 and 56,937.30

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Solution

The fourth proportional to 104,683.90, 144,464.16 and 56,937.30 is: 78,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,683.90 : 144,464.16 = 56,937.30 : x
  2. Step 2: Convert to fraction form
    104,683.90/144,464.16 = 56,937.30/x
  3. Step 3: Cross multiply
    104,683.90x = 144,464.16 × 56,937.30
  4. Step 4: Simplify right side
    104,683.90x = 8,225,399,217.17
  5. Step 5: Solve for x
    x = 8,225,399,217.17/104,683.90
  6. Step 6: Final answer
    x = 78,573.68

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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.