Home / 106,824.17-147,411.36-58,416.50

Finding the Fourth Proportional to 106,824.17, 147,411.36 and 58,416.50

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Solution

The fourth proportional to 106,824.17, 147,411.36 and 58,416.50 is: 80,611.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,824.17 : 147,411.36 = 58,416.50 : x
  2. Step 2: Convert to fraction form
    106,824.17/147,411.36 = 58,416.50/x
  3. Step 3: Cross multiply
    106,824.17x = 147,411.36 × 58,416.50
  4. Step 4: Simplify right side
    106,824.17x = 8,611,254,974.38
  5. Step 5: Solve for x
    x = 8,611,254,974.38/106,824.17
  6. Step 6: Final answer
    x = 80,611.49

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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.