Home / 111,242.72-153,514.16-60,254.30

Finding the Fourth Proportional to 111,242.72, 153,514.16 and 60,254.30

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Solution

The fourth proportional to 111,242.72, 153,514.16 and 60,254.30 is: 83,150.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,242.72 : 153,514.16 = 60,254.30 : x
  2. Step 2: Convert to fraction form
    111,242.72/153,514.16 = 60,254.30/x
  3. Step 3: Cross multiply
    111,242.72x = 153,514.16 × 60,254.30
  4. Step 4: Simplify right side
    111,242.72x = 9,249,888,250.89
  5. Step 5: Solve for x
    x = 9,249,888,250.89/111,242.72
  6. Step 6: Final answer
    x = 83,150.50

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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.