Home / 153,674.02-211,950.90-136,464.49

Finding the Fourth Proportional to 153,674.02, 211,950.90 and 136,464.49

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Solution

The fourth proportional to 153,674.02, 211,950.90 and 136,464.49 is: 188,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,674.02 : 211,950.90 = 136,464.49 : x
  2. Step 2: Convert to fraction form
    153,674.02/211,950.90 = 136,464.49/x
  3. Step 3: Cross multiply
    153,674.02x = 211,950.90 × 136,464.49
  4. Step 4: Simplify right side
    153,674.02x = 28,923,771,526.17
  5. Step 5: Solve for x
    x = 28,923,771,526.17/153,674.02
  6. Step 6: Final answer
    x = 188,215.11

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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.