Home / 134,762.04-185,968.36-74,331.39

Finding the Fourth Proportional to 134,762.04, 185,968.36 and 74,331.39

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Solution

The fourth proportional to 134,762.04, 185,968.36 and 74,331.39 is: 102,575.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,762.04 : 185,968.36 = 74,331.39 : x
  2. Step 2: Convert to fraction form
    134,762.04/185,968.36 = 74,331.39/x
  3. Step 3: Cross multiply
    134,762.04x = 185,968.36 × 74,331.39
  4. Step 4: Simplify right side
    134,762.04x = 13,823,286,694.82
  5. Step 5: Solve for x
    x = 13,823,286,694.82/134,762.04
  6. Step 6: Final answer
    x = 102,575.52

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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.