Home / 107,017.02-160,526.75-28,139.22

Finding the Fourth Proportional to 107,017.02, 160,526.75 and 28,139.22

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Solution

The fourth proportional to 107,017.02, 160,526.75 and 28,139.22 is: 42,209.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,017.02 : 160,526.75 = 28,139.22 : x
  2. Step 2: Convert to fraction form
    107,017.02/160,526.75 = 28,139.22/x
  3. Step 3: Cross multiply
    107,017.02x = 160,526.75 × 28,139.22
  4. Step 4: Simplify right side
    107,017.02x = 4,517,097,393.44
  5. Step 5: Solve for x
    x = 4,517,097,393.44/107,017.02
  6. Step 6: Final answer
    x = 42,209.15

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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.