Home / 175,430.98-263,178.93-55,518.11

Finding the Fourth Proportional to 175,430.98, 263,178.93 and 55,518.11

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Solution

The fourth proportional to 175,430.98, 263,178.93 and 55,518.11 is: 83,287.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,430.98 : 263,178.93 = 55,518.11 : x
  2. Step 2: Convert to fraction form
    175,430.98/263,178.93 = 55,518.11/x
  3. Step 3: Cross multiply
    175,430.98x = 263,178.93 × 55,518.11
  4. Step 4: Simplify right side
    175,430.98x = 14,611,196,785.42
  5. Step 5: Solve for x
    x = 14,611,196,785.42/175,430.98
  6. Step 6: Final answer
    x = 83,287.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.