Home / 98,772.75-136,307.36-54,061.71

Finding the Fourth Proportional to 98,772.75, 136,307.36 and 54,061.71

Calculator

Solution

The fourth proportional to 98,772.75, 136,307.36 and 54,061.71 is: 74,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,772.75 : 136,307.36 = 54,061.71 : x
  2. Step 2: Convert to fraction form
    98,772.75/136,307.36 = 54,061.71/x
  3. Step 3: Cross multiply
    98,772.75x = 136,307.36 × 54,061.71
  4. Step 4: Simplify right side
    98,772.75x = 7,369,008,696.88
  5. Step 5: Solve for x
    x = 7,369,008,696.88/98,772.75
  6. Step 6: Final answer
    x = 74,605.69

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.