Home / 112,341.12-155,026.56-62,039.04

Finding the Fourth Proportional to 112,341.12, 155,026.56 and 62,039.04

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Solution

The fourth proportional to 112,341.12, 155,026.56 and 62,039.04 is: 85,611.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,341.12 : 155,026.56 = 62,039.04 : x
  2. Step 2: Convert to fraction form
    112,341.12/155,026.56 = 62,039.04/x
  3. Step 3: Cross multiply
    112,341.12x = 155,026.56 × 62,039.04
  4. Step 4: Simplify right side
    112,341.12x = 9,617,698,956.90
  5. Step 5: Solve for x
    x = 9,617,698,956.90/112,341.12
  6. Step 6: Final answer
    x = 85,611.56

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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.