Home / 284,792.04-426,980.70-136,875.24

Finding the Fourth Proportional to 284,792.04, 426,980.70 and 136,875.24

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Solution

The fourth proportional to 284,792.04, 426,980.70 and 136,875.24 is: 205,213.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,792.04 : 426,980.70 = 136,875.24 : x
  2. Step 2: Convert to fraction form
    284,792.04/426,980.70 = 136,875.24/x
  3. Step 3: Cross multiply
    284,792.04x = 426,980.70 × 136,875.24
  4. Step 4: Simplify right side
    284,792.04x = 58,443,085,787.87
  5. Step 5: Solve for x
    x = 58,443,085,787.87/284,792.04
  6. Step 6: Final answer
    x = 205,213.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.