Home / 186,870.03-257,877.05-101,987.70

Finding the Fourth Proportional to 186,870.03, 257,877.05 and 101,987.70

Calculator

Solution

The fourth proportional to 186,870.03, 257,877.05 and 101,987.70 is: 140,741.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,870.03 : 257,877.05 = 101,987.70 : x
  2. Step 2: Convert to fraction form
    186,870.03/257,877.05 = 101,987.70/x
  3. Step 3: Cross multiply
    186,870.03x = 257,877.05 × 101,987.70
  4. Step 4: Simplify right side
    186,870.03x = 26,300,286,702.35
  5. Step 5: Solve for x
    x = 26,300,286,702.35/186,870.03
  6. Step 6: Final answer
    x = 140,741.06

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.