Home / 124,428.40-186,642.60-57,846.40

Finding the Fourth Proportional to 124,428.40, 186,642.60 and 57,846.40

Calculator

Solution

The fourth proportional to 124,428.40, 186,642.60 and 57,846.40 is: 86,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,428.40 : 186,642.60 = 57,846.40 : x
  2. Step 2: Convert to fraction form
    124,428.40/186,642.60 = 57,846.40/x
  3. Step 3: Cross multiply
    124,428.40x = 186,642.60 × 57,846.40
  4. Step 4: Simplify right side
    124,428.40x = 10,796,602,496.64
  5. Step 5: Solve for x
    x = 10,796,602,496.64/124,428.40
  6. Step 6: Final answer
    x = 86,769.60

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.