Home / 315,111.80-472,697.08-125,526.24

Finding the Fourth Proportional to 315,111.80, 472,697.08 and 125,526.24

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Solution

The fourth proportional to 315,111.80, 472,697.08 and 125,526.24 is: 188,301.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,111.80 : 472,697.08 = 125,526.24 : x
  2. Step 2: Convert to fraction form
    315,111.80/472,697.08 = 125,526.24/x
  3. Step 3: Cross multiply
    315,111.80x = 472,697.08 × 125,526.24
  4. Step 4: Simplify right side
    315,111.80x = 59,335,887,111.38
  5. Step 5: Solve for x
    x = 59,335,887,111.38/315,111.80
  6. Step 6: Final answer
    x = 188,301.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.