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Finding the Fourth Proportional to 242,292.04, 334,374 and 134,868.92

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Solution

The fourth proportional to 242,292.04, 334,374 and 134,868.92 is: 186,125.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,292.04 : 334,374 = 134,868.92 : x
  2. Step 2: Convert to fraction form
    242,292.04/334,374 = 134,868.92/x
  3. Step 3: Cross multiply
    242,292.04x = 334,374 × 134,868.92
  4. Step 4: Simplify right side
    242,292.04x = 45,096,660,256.08
  5. Step 5: Solve for x
    x = 45,096,660,256.08/242,292.04
  6. Step 6: Final answer
    x = 186,125.22

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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.