Home / 153,033.04-211,184.80-84,124.12

Finding the Fourth Proportional to 153,033.04, 211,184.80 and 84,124.12

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Solution

The fourth proportional to 153,033.04, 211,184.80 and 84,124.12 is: 116,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,033.04 : 211,184.80 = 84,124.12 : x
  2. Step 2: Convert to fraction form
    153,033.04/211,184.80 = 84,124.12/x
  3. Step 3: Cross multiply
    153,033.04x = 211,184.80 × 84,124.12
  4. Step 4: Simplify right side
    153,033.04x = 17,765,734,401.45
  5. Step 5: Solve for x
    x = 17,765,734,401.45/153,033.04
  6. Step 6: Final answer
    x = 116,090.84

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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.