Home / 104,004.60-143,526.36-56,257.92

Finding the Fourth Proportional to 104,004.60, 143,526.36 and 56,257.92

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Solution

The fourth proportional to 104,004.60, 143,526.36 and 56,257.92 is: 77,635.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,004.60 : 143,526.36 = 56,257.92 : x
  2. Step 2: Convert to fraction form
    104,004.60/143,526.36 = 56,257.92/x
  3. Step 3: Cross multiply
    104,004.60x = 143,526.36 × 56,257.92
  4. Step 4: Simplify right side
    104,004.60x = 8,074,494,478.77
  5. Step 5: Solve for x
    x = 8,074,494,478.77/104,004.60
  6. Step 6: Final answer
    x = 77,635.94

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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.