Home / 112,885.16-155,788.54-62,584.16

Finding the Fourth Proportional to 112,885.16, 155,788.54 and 62,584.16

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Solution

The fourth proportional to 112,885.16, 155,788.54 and 62,584.16 is: 86,370.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,885.16 : 155,788.54 = 62,584.16 : x
  2. Step 2: Convert to fraction form
    112,885.16/155,788.54 = 62,584.16/x
  3. Step 3: Cross multiply
    112,885.16x = 155,788.54 × 62,584.16
  4. Step 4: Simplify right side
    112,885.16x = 9,749,894,913.53
  5. Step 5: Solve for x
    x = 9,749,894,913.53/112,885.16
  6. Step 6: Final answer
    x = 86,370.03

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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.