Home / 91,607.84-137,178.48-60,348.32

Finding the Fourth Proportional to 91,607.84, 137,178.48 and 60,348.32

Calculator

Solution

The fourth proportional to 91,607.84, 137,178.48 and 60,348.32 is: 90,368.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,607.84 : 137,178.48 = 60,348.32 : x
  2. Step 2: Convert to fraction form
    91,607.84/137,178.48 = 60,348.32/x
  3. Step 3: Cross multiply
    91,607.84x = 137,178.48 × 60,348.32
  4. Step 4: Simplify right side
    91,607.84x = 8,278,490,808.15
  5. Step 5: Solve for x
    x = 8,278,490,808.15/91,607.84
  6. Step 6: Final answer
    x = 90,368.80

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.