Home / 210,342.24-290,271.92-114,848.48

Finding the Fourth Proportional to 210,342.24, 290,271.92 and 114,848.48

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Solution

The fourth proportional to 210,342.24, 290,271.92 and 114,848.48 is: 158,490.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,342.24 : 290,271.92 = 114,848.48 : x
  2. Step 2: Convert to fraction form
    210,342.24/290,271.92 = 114,848.48/x
  3. Step 3: Cross multiply
    210,342.24x = 290,271.92 × 114,848.48
  4. Step 4: Simplify right side
    210,342.24x = 33,337,288,798.68
  5. Step 5: Solve for x
    x = 33,337,288,798.68/210,342.24
  6. Step 6: Final answer
    x = 158,490.70

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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.