Home / 72,898.02-100,599.84-42,701.22

Finding the Fourth Proportional to 72,898.02, 100,599.84 and 42,701.22

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Solution

The fourth proportional to 72,898.02, 100,599.84 and 42,701.22 is: 58,928.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,898.02 : 100,599.84 = 42,701.22 : x
  2. Step 2: Convert to fraction form
    72,898.02/100,599.84 = 42,701.22/x
  3. Step 3: Cross multiply
    72,898.02x = 100,599.84 × 42,701.22
  4. Step 4: Simplify right side
    72,898.02x = 4,295,735,899.80
  5. Step 5: Solve for x
    x = 4,295,735,899.80/72,898.02
  6. Step 6: Final answer
    x = 58,928.02

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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.