Home / 210,055.06-289,878.21-114,563.35

Finding the Fourth Proportional to 210,055.06, 289,878.21 and 114,563.35

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Solution

The fourth proportional to 210,055.06, 289,878.21 and 114,563.35 is: 158,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,055.06 : 289,878.21 = 114,563.35 : x
  2. Step 2: Convert to fraction form
    210,055.06/289,878.21 = 114,563.35/x
  3. Step 3: Cross multiply
    210,055.06x = 289,878.21 × 114,563.35
  4. Step 4: Simplify right side
    210,055.06x = 33,209,418,829.60
  5. Step 5: Solve for x
    x = 33,209,418,829.60/210,055.06
  6. Step 6: Final answer
    x = 158,098.64

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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.