Home / 52,005.40-78,008.10-43,365.40

Finding the Fourth Proportional to 52,005.40, 78,008.10 and 43,365.40

Calculator

Solution

The fourth proportional to 52,005.40, 78,008.10 and 43,365.40 is: 65,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,005.40 : 78,008.10 = 43,365.40 : x
  2. Step 2: Convert to fraction form
    52,005.40/78,008.10 = 43,365.40/x
  3. Step 3: Cross multiply
    52,005.40x = 78,008.10 × 43,365.40
  4. Step 4: Simplify right side
    52,005.40x = 3,382,852,459.74
  5. Step 5: Solve for x
    x = 3,382,852,459.74/52,005.40
  6. Step 6: Final answer
    x = 65,048.10

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.