Home / 210,279.04-290,185.32-134,827.52

Finding the Fourth Proportional to 210,279.04, 290,185.32 and 134,827.52

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Solution

The fourth proportional to 210,279.04, 290,185.32 and 134,827.52 is: 186,062.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,279.04 : 290,185.32 = 134,827.52 : x
  2. Step 2: Convert to fraction form
    210,279.04/290,185.32 = 134,827.52/x
  3. Step 3: Cross multiply
    210,279.04x = 290,185.32 × 134,827.52
  4. Step 4: Simplify right side
    210,279.04x = 39,124,967,036.01
  5. Step 5: Solve for x
    x = 39,124,967,036.01/210,279.04
  6. Step 6: Final answer
    x = 186,062.13

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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.