Home / 170,876.32-235,812.88-94,395.20

Finding the Fourth Proportional to 170,876.32, 235,812.88 and 94,395.20

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Solution

The fourth proportional to 170,876.32, 235,812.88 and 94,395.20 is: 130,267.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,876.32 : 235,812.88 = 94,395.20 : x
  2. Step 2: Convert to fraction form
    170,876.32/235,812.88 = 94,395.20/x
  3. Step 3: Cross multiply
    170,876.32x = 235,812.88 × 94,395.20
  4. Step 4: Simplify right side
    170,876.32x = 22,259,603,970.18
  5. Step 5: Solve for x
    x = 22,259,603,970.18/170,876.32
  6. Step 6: Final answer
    x = 130,267.34

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1.5x scale

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.