Home / 134,494.79-185,588.51-74,061.84

Finding the Fourth Proportional to 134,494.79, 185,588.51 and 74,061.84

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Solution

The fourth proportional to 134,494.79, 185,588.51 and 74,061.84 is: 102,197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,494.79 : 185,588.51 = 74,061.84 : x
  2. Step 2: Convert to fraction form
    134,494.79/185,588.51 = 74,061.84/x
  3. Step 3: Cross multiply
    134,494.79x = 185,588.51 × 74,061.84
  4. Step 4: Simplify right side
    134,494.79x = 13,745,026,533.46
  5. Step 5: Solve for x
    x = 13,745,026,533.46/134,494.79
  6. Step 6: Final answer
    x = 102,197.46

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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.