Home / 93,888.20-129,562.99-55,125.37

Finding the Fourth Proportional to 93,888.20, 129,562.99 and 55,125.37

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Solution

The fourth proportional to 93,888.20, 129,562.99 and 55,125.37 is: 76,071.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,888.20 : 129,562.99 = 55,125.37 : x
  2. Step 2: Convert to fraction form
    93,888.20/129,562.99 = 55,125.37/x
  3. Step 3: Cross multiply
    93,888.20x = 129,562.99 × 55,125.37
  4. Step 4: Simplify right side
    93,888.20x = 7,142,207,762.06
  5. Step 5: Solve for x
    x = 7,142,207,762.06/93,888.20
  6. Step 6: Final answer
    x = 76,071.41

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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.