Home / 62,170.47-85,792.57-35,312.90

Finding the Fourth Proportional to 62,170.47, 85,792.57 and 35,312.90

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Solution

The fourth proportional to 62,170.47, 85,792.57 and 35,312.90 is: 48,730.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,170.47 : 85,792.57 = 35,312.90 : x
  2. Step 2: Convert to fraction form
    62,170.47/85,792.57 = 35,312.90/x
  3. Step 3: Cross multiply
    62,170.47x = 85,792.57 × 35,312.90
  4. Step 4: Simplify right side
    62,170.47x = 3,029,583,927.91
  5. Step 5: Solve for x
    x = 3,029,583,927.91/62,170.47
  6. Step 6: Final answer
    x = 48,730.27

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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.