Home / 111,475.35-153,836.10-63,729.72

Finding the Fourth Proportional to 111,475.35, 153,836.10 and 63,729.72

Calculator

Solution

The fourth proportional to 111,475.35, 153,836.10 and 63,729.72 is: 87,947.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,475.35 : 153,836.10 = 63,729.72 : x
  2. Step 2: Convert to fraction form
    111,475.35/153,836.10 = 63,729.72/x
  3. Step 3: Cross multiply
    111,475.35x = 153,836.10 × 63,729.72
  4. Step 4: Simplify right side
    111,475.35x = 9,803,931,578.89
  5. Step 5: Solve for x
    x = 9,803,931,578.89/111,475.35
  6. Step 6: Final answer
    x = 87,947.08

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.