Home / 117,864.40-176,537.40-115,272.40

Finding the Fourth Proportional to 117,864.40, 176,537.40 and 115,272.40

Calculator

Solution

The fourth proportional to 117,864.40, 176,537.40 and 115,272.40 is: 172,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,864.40 : 176,537.40 = 115,272.40 : x
  2. Step 2: Convert to fraction form
    117,864.40/176,537.40 = 115,272.40/x
  3. Step 3: Cross multiply
    117,864.40x = 176,537.40 × 115,272.40
  4. Step 4: Simplify right side
    117,864.40x = 20,349,889,787.76
  5. Step 5: Solve for x
    x = 20,349,889,787.76/117,864.40
  6. Step 6: Final answer
    x = 172,655.10

Related Problems

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.