Home / 91,320.02-137,023.48-63,283.22

Finding the Fourth Proportional to 91,320.02, 137,023.48 and 63,283.22

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Solution

The fourth proportional to 91,320.02, 137,023.48 and 63,283.22 is: 94,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,320.02 : 137,023.48 = 63,283.22 : x
  2. Step 2: Convert to fraction form
    91,320.02/137,023.48 = 63,283.22/x
  3. Step 3: Cross multiply
    91,320.02x = 137,023.48 × 63,283.22
  4. Step 4: Simplify right side
    91,320.02x = 8,671,287,030.01
  5. Step 5: Solve for x
    x = 8,671,287,030.01/91,320.02
  6. Step 6: Final answer
    x = 94,954.94

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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.