Home / 109,437.02-151,022.84-59,136.02

Finding the Fourth Proportional to 109,437.02, 151,022.84 and 59,136.02

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Solution

The fourth proportional to 109,437.02, 151,022.84 and 59,136.02 is: 81,607.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,437.02 : 151,022.84 = 59,136.02 : x
  2. Step 2: Convert to fraction form
    109,437.02/151,022.84 = 59,136.02/x
  3. Step 3: Cross multiply
    109,437.02x = 151,022.84 × 59,136.02
  4. Step 4: Simplify right side
    109,437.02x = 8,930,889,686.70
  5. Step 5: Solve for x
    x = 8,930,889,686.70/109,437.02
  6. Step 6: Final answer
    x = 81,607.57

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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.