Home / 104,430.48-144,110.19-56,682.80

Finding the Fourth Proportional to 104,430.48, 144,110.19 and 56,682.80

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Solution

The fourth proportional to 104,430.48, 144,110.19 and 56,682.80 is: 78,220.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,430.48 : 144,110.19 = 56,682.80 : x
  2. Step 2: Convert to fraction form
    104,430.48/144,110.19 = 56,682.80/x
  3. Step 3: Cross multiply
    104,430.48x = 144,110.19 × 56,682.80
  4. Step 4: Simplify right side
    104,430.48x = 8,168,569,077.73
  5. Step 5: Solve for x
    x = 8,168,569,077.73/104,430.48
  6. Step 6: Final answer
    x = 78,220.16

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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.