Home / 112,966.04-155,893.32-62,665.04

Finding the Fourth Proportional to 112,966.04, 155,893.32 and 62,665.04

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Solution

The fourth proportional to 112,966.04, 155,893.32 and 62,665.04 is: 86,477.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,966.04 : 155,893.32 = 62,665.04 : x
  2. Step 2: Convert to fraction form
    112,966.04/155,893.32 = 62,665.04/x
  3. Step 3: Cross multiply
    112,966.04x = 155,893.32 × 62,665.04
  4. Step 4: Simplify right side
    112,966.04x = 9,769,061,133.53
  5. Step 5: Solve for x
    x = 9,769,061,133.53/112,966.04
  6. Step 6: Final answer
    x = 86,477.86

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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.