Home / 113,700.06-170,698.41-76,427.10

Finding the Fourth Proportional to 113,700.06, 170,698.41 and 76,427.10

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Solution

The fourth proportional to 113,700.06, 170,698.41 and 76,427.10 is: 114,740.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,700.06 : 170,698.41 = 76,427.10 : x
  2. Step 2: Convert to fraction form
    113,700.06/170,698.41 = 76,427.10/x
  3. Step 3: Cross multiply
    113,700.06x = 170,698.41 × 76,427.10
  4. Step 4: Simplify right side
    113,700.06x = 13,045,984,450.91
  5. Step 5: Solve for x
    x = 13,045,984,450.91/113,700.06
  6. Step 6: Final answer
    x = 114,740.35

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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.