Home / 93,740.29-129,341.59-55,511.85

Finding the Fourth Proportional to 93,740.29, 129,341.59 and 55,511.85

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Solution

The fourth proportional to 93,740.29, 129,341.59 and 55,511.85 is: 76,594.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,740.29 : 129,341.59 = 55,511.85 : x
  2. Step 2: Convert to fraction form
    93,740.29/129,341.59 = 55,511.85/x
  3. Step 3: Cross multiply
    93,740.29x = 129,341.59 × 55,511.85
  4. Step 4: Simplify right side
    93,740.29x = 7,179,990,942.84
  5. Step 5: Solve for x
    x = 7,179,990,942.84/93,740.29
  6. Step 6: Final answer
    x = 76,594.50

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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.