Home / 178,280.46-245,885.31-151,511.58

Finding the Fourth Proportional to 178,280.46, 245,885.31 and 151,511.58

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Solution

The fourth proportional to 178,280.46, 245,885.31 and 151,511.58 is: 208,965.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,280.46 : 245,885.31 = 151,511.58 : x
  2. Step 2: Convert to fraction form
    178,280.46/245,885.31 = 151,511.58/x
  3. Step 3: Cross multiply
    178,280.46x = 245,885.31 × 151,511.58
  4. Step 4: Simplify right side
    178,280.46x = 37,254,471,816.89
  5. Step 5: Solve for x
    x = 37,254,471,816.89/178,280.46
  6. Step 6: Final answer
    x = 208,965.54

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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.