Home / 242,418.79-334,534.70-133,521.02

Finding the Fourth Proportional to 242,418.79, 334,534.70 and 133,521.02

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Solution

The fourth proportional to 242,418.79, 334,534.70 and 133,521.02 is: 184,257.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,418.79 : 334,534.70 = 133,521.02 : x
  2. Step 2: Convert to fraction form
    242,418.79/334,534.70 = 133,521.02/x
  3. Step 3: Cross multiply
    242,418.79x = 334,534.70 × 133,521.02
  4. Step 4: Simplify right side
    242,418.79x = 44,667,413,030.52
  5. Step 5: Solve for x
    x = 44,667,413,030.52/242,418.79
  6. Step 6: Final answer
    x = 184,257.22

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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.