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Finding the Fourth Proportional to 233,653.68, 322,448.72 and 130,290.26

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Solution

The fourth proportional to 233,653.68, 322,448.72 and 130,290.26 is: 179,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,653.68 : 322,448.72 = 130,290.26 : x
  2. Step 2: Convert to fraction form
    233,653.68/322,448.72 = 130,290.26/x
  3. Step 3: Cross multiply
    233,653.68x = 322,448.72 × 130,290.26
  4. Step 4: Simplify right side
    233,653.68x = 42,011,925,301.77
  5. Step 5: Solve for x
    x = 42,011,925,301.77/233,653.68
  6. Step 6: Final answer
    x = 179,804.25

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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.