Home / 113,999.16-170,990.10-40,075.32

Finding the Fourth Proportional to 113,999.16, 170,990.10 and 40,075.32

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Solution

The fourth proportional to 113,999.16, 170,990.10 and 40,075.32 is: 60,109.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,999.16 : 170,990.10 = 40,075.32 : x
  2. Step 2: Convert to fraction form
    113,999.16/170,990.10 = 40,075.32/x
  3. Step 3: Cross multiply
    113,999.16x = 170,990.10 × 40,075.32
  4. Step 4: Simplify right side
    113,999.16x = 6,852,482,974.33
  5. Step 5: Solve for x
    x = 6,852,482,974.33/113,999.16
  6. Step 6: Final answer
    x = 60,109.94

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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.