Home / 88,666.15-122,359.02-48,379.63

Finding the Fourth Proportional to 88,666.15, 122,359.02 and 48,379.63

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Solution

The fourth proportional to 88,666.15, 122,359.02 and 48,379.63 is: 66,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,666.15 : 122,359.02 = 48,379.63 : x
  2. Step 2: Convert to fraction form
    88,666.15/122,359.02 = 48,379.63/x
  3. Step 3: Cross multiply
    88,666.15x = 122,359.02 × 48,379.63
  4. Step 4: Simplify right side
    88,666.15x = 5,919,684,114.76
  5. Step 5: Solve for x
    x = 5,919,684,114.76/88,666.15
  6. Step 6: Final answer
    x = 66,763.74

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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.