Home / 102,480.08-153,646.29-69,117.39

Finding the Fourth Proportional to 102,480.08, 153,646.29 and 69,117.39

Calculator

Solution

The fourth proportional to 102,480.08, 153,646.29 and 69,117.39 is: 103,626.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,480.08 : 153,646.29 = 69,117.39 : x
  2. Step 2: Convert to fraction form
    102,480.08/153,646.29 = 69,117.39/x
  3. Step 3: Cross multiply
    102,480.08x = 153,646.29 × 69,117.39
  4. Step 4: Simplify right side
    102,480.08x = 10,619,630,547.98
  5. Step 5: Solve for x
    x = 10,619,630,547.98/102,480.08
  6. Step 6: Final answer
    x = 103,626.30

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.