Home / 93,282.22-128,729.90-52,998.18

Finding the Fourth Proportional to 93,282.22, 128,729.90 and 52,998.18

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Solution

The fourth proportional to 93,282.22, 128,729.90 and 52,998.18 is: 73,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,282.22 : 128,729.90 = 52,998.18 : x
  2. Step 2: Convert to fraction form
    93,282.22/128,729.90 = 52,998.18/x
  3. Step 3: Cross multiply
    93,282.22x = 128,729.90 × 52,998.18
  4. Step 4: Simplify right side
    93,282.22x = 6,822,450,411.58
  5. Step 5: Solve for x
    x = 6,822,450,411.58/93,282.22
  6. Step 6: Final answer
    x = 73,137.74

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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.