Home / 224,476.32-309,769.20-123,872.16

Finding the Fourth Proportional to 224,476.32, 309,769.20 and 123,872.16

Calculator

Solution

The fourth proportional to 224,476.32, 309,769.20 and 123,872.16 is: 170,939.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,476.32 : 309,769.20 = 123,872.16 : x
  2. Step 2: Convert to fraction form
    224,476.32/309,769.20 = 123,872.16/x
  3. Step 3: Cross multiply
    224,476.32x = 309,769.20 × 123,872.16
  4. Step 4: Simplify right side
    224,476.32x = 38,371,779,905.47
  5. Step 5: Solve for x
    x = 38,371,779,905.47/224,476.32
  6. Step 6: Final answer
    x = 170,939.10

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.