Home / 273,547.50-377,558.54-160,406.70

Finding the Fourth Proportional to 273,547.50, 377,558.54 and 160,406.70

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Solution

The fourth proportional to 273,547.50, 377,558.54 and 160,406.70 is: 221,398.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,547.50 : 377,558.54 = 160,406.70 : x
  2. Step 2: Convert to fraction form
    273,547.50/377,558.54 = 160,406.70/x
  3. Step 3: Cross multiply
    273,547.50x = 377,558.54 × 160,406.70
  4. Step 4: Simplify right side
    273,547.50x = 60,562,919,458.22
  5. Step 5: Solve for x
    x = 60,562,919,458.22/273,547.50
  6. Step 6: Final answer
    x = 221,398.18

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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.