Home / 113,720.19-170,507.30-47,206.23

Finding the Fourth Proportional to 113,720.19, 170,507.30 and 47,206.23

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Solution

The fourth proportional to 113,720.19, 170,507.30 and 47,206.23 is: 70,779.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,720.19 : 170,507.30 = 47,206.23 : x
  2. Step 2: Convert to fraction form
    113,720.19/170,507.30 = 47,206.23/x
  3. Step 3: Cross multiply
    113,720.19x = 170,507.30 × 47,206.23
  4. Step 4: Simplify right side
    113,720.19x = 8,049,006,584.45
  5. Step 5: Solve for x
    x = 8,049,006,584.45/113,720.19
  6. Step 6: Final answer
    x = 70,779.05

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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.