Home / 97,934.51-146,901.81-64,646.80

Finding the Fourth Proportional to 97,934.51, 146,901.81 and 64,646.80

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Solution

The fourth proportional to 97,934.51, 146,901.81 and 64,646.80 is: 96,970.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,934.51 : 146,901.81 = 64,646.80 : x
  2. Step 2: Convert to fraction form
    97,934.51/146,901.81 = 64,646.80/x
  3. Step 3: Cross multiply
    97,934.51x = 146,901.81 × 64,646.80
  4. Step 4: Simplify right side
    97,934.51x = 9,496,731,357.82
  5. Step 5: Solve for x
    x = 9,496,731,357.82/97,934.51
  6. Step 6: Final answer
    x = 96,970.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.