Home / 90,070.02-124,297.02-49,234.98

Finding the Fourth Proportional to 90,070.02, 124,297.02 and 49,234.98

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Solution

The fourth proportional to 90,070.02, 124,297.02 and 49,234.98 is: 67,944.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,070.02 : 124,297.02 = 49,234.98 : x
  2. Step 2: Convert to fraction form
    90,070.02/124,297.02 = 49,234.98/x
  3. Step 3: Cross multiply
    90,070.02x = 124,297.02 × 49,234.98
  4. Step 4: Simplify right side
    90,070.02x = 6,119,761,293.76
  5. Step 5: Solve for x
    x = 6,119,761,293.76/90,070.02
  6. Step 6: Final answer
    x = 67,944.49

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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.