Home / 82,988.04-114,503.80-47,175.22

Finding the Fourth Proportional to 82,988.04, 114,503.80 and 47,175.22

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Solution

The fourth proportional to 82,988.04, 114,503.80 and 47,175.22 is: 65,090.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,988.04 : 114,503.80 = 47,175.22 : x
  2. Step 2: Convert to fraction form
    82,988.04/114,503.80 = 47,175.22/x
  3. Step 3: Cross multiply
    82,988.04x = 114,503.80 × 47,175.22
  4. Step 4: Simplify right side
    82,988.04x = 5,401,741,955.84
  5. Step 5: Solve for x
    x = 5,401,741,955.84/82,988.04
  6. Step 6: Final answer
    x = 65,090.61

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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.