Home / 118,130.79-163,016.91-64,416.86

Finding the Fourth Proportional to 118,130.79, 163,016.91 and 64,416.86

Calculator

Solution

The fourth proportional to 118,130.79, 163,016.91 and 64,416.86 is: 88,893.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,130.79 : 163,016.91 = 64,416.86 : x
  2. Step 2: Convert to fraction form
    118,130.79/163,016.91 = 64,416.86/x
  3. Step 3: Cross multiply
    118,130.79x = 163,016.91 × 64,416.86
  4. Step 4: Simplify right side
    118,130.79x = 10,501,036,654.02
  5. Step 5: Solve for x
    x = 10,501,036,654.02/118,130.79
  6. Step 6: Final answer
    x = 88,893.31

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.