Home / 104,458.93-144,152.54-56,711.05

Finding the Fourth Proportional to 104,458.93, 144,152.54 and 56,711.05

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Solution

The fourth proportional to 104,458.93, 144,152.54 and 56,711.05 is: 78,260.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,458.93 : 144,152.54 = 56,711.05 : x
  2. Step 2: Convert to fraction form
    104,458.93/144,152.54 = 56,711.05/x
  3. Step 3: Cross multiply
    104,458.93x = 144,152.54 × 56,711.05
  4. Step 4: Simplify right side
    104,458.93x = 8,175,041,903.57
  5. Step 5: Solve for x
    x = 8,175,041,903.57/104,458.93
  6. Step 6: Final answer
    x = 78,260.82

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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.