Home / 90,798.48-125,296.02-50,510.70

Finding the Fourth Proportional to 90,798.48, 125,296.02 and 50,510.70

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Solution

The fourth proportional to 90,798.48, 125,296.02 and 50,510.70 is: 69,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,798.48 : 125,296.02 = 50,510.70 : x
  2. Step 2: Convert to fraction form
    90,798.48/125,296.02 = 50,510.70/x
  3. Step 3: Cross multiply
    90,798.48x = 125,296.02 × 50,510.70
  4. Step 4: Simplify right side
    90,798.48x = 6,328,789,677.41
  5. Step 5: Solve for x
    x = 6,328,789,677.41/90,798.48
  6. Step 6: Final answer
    x = 69,701.49

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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.