Home / 247,985.84-342,224.28-134,809.04

Finding the Fourth Proportional to 247,985.84, 342,224.28 and 134,809.04

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Solution

The fourth proportional to 247,985.84, 342,224.28 and 134,809.04 is: 186,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,985.84 : 342,224.28 = 134,809.04 : x
  2. Step 2: Convert to fraction form
    247,985.84/342,224.28 = 134,809.04/x
  3. Step 3: Cross multiply
    247,985.84x = 342,224.28 × 134,809.04
  4. Step 4: Simplify right side
    247,985.84x = 46,134,926,651.49
  5. Step 5: Solve for x
    x = 46,134,926,651.49/247,985.84
  6. Step 6: Final answer
    x = 186,038.55

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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.