Home / 210,263.04-290,096.64-134,853.12

Finding the Fourth Proportional to 210,263.04, 290,096.64 and 134,853.12

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Solution

The fourth proportional to 210,263.04, 290,096.64 and 134,853.12 is: 186,054.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,263.04 : 290,096.64 = 134,853.12 : x
  2. Step 2: Convert to fraction form
    210,263.04/290,096.64 = 134,853.12/x
  3. Step 3: Cross multiply
    210,263.04x = 290,096.64 × 134,853.12
  4. Step 4: Simplify right side
    210,263.04x = 39,120,437,005.52
  5. Step 5: Solve for x
    x = 39,120,437,005.52/210,263.04
  6. Step 6: Final answer
    x = 186,054.75

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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.