Home / 99,079.02-148,646.07-39,900.83

Finding the Fourth Proportional to 99,079.02, 148,646.07 and 39,900.83

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Solution

The fourth proportional to 99,079.02, 148,646.07 and 39,900.83 is: 59,862.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,079.02 : 148,646.07 = 39,900.83 : x
  2. Step 2: Convert to fraction form
    99,079.02/148,646.07 = 39,900.83/x
  3. Step 3: Cross multiply
    99,079.02x = 148,646.07 × 39,900.83
  4. Step 4: Simplify right side
    99,079.02x = 5,931,100,826.01
  5. Step 5: Solve for x
    x = 5,931,100,826.01/99,079.02
  6. Step 6: Final answer
    x = 59,862.33

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1.5x scale

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.