Home / 97,590.40-134,675.80-57,304.64

Finding the Fourth Proportional to 97,590.40, 134,675.80 and 57,304.64

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Solution

The fourth proportional to 97,590.40, 134,675.80 and 57,304.64 is: 79,081.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,590.40 : 134,675.80 = 57,304.64 : x
  2. Step 2: Convert to fraction form
    97,590.40/134,675.80 = 57,304.64/x
  3. Step 3: Cross multiply
    97,590.40x = 134,675.80 × 57,304.64
  4. Step 4: Simplify right side
    97,590.40x = 7,717,548,235.71
  5. Step 5: Solve for x
    x = 7,717,548,235.71/97,590.40
  6. Step 6: Final answer
    x = 79,081.02

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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.