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Finding the Fourth Proportional to 61,985.04, 93,005.14 and 35,330.06

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Solution

The fourth proportional to 61,985.04, 93,005.14 and 35,330.06 is: 53,010.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,985.04 : 93,005.14 = 35,330.06 : x
  2. Step 2: Convert to fraction form
    61,985.04/93,005.14 = 35,330.06/x
  3. Step 3: Cross multiply
    61,985.04x = 93,005.14 × 35,330.06
  4. Step 4: Simplify right side
    61,985.04x = 3,285,877,176.51
  5. Step 5: Solve for x
    x = 3,285,877,176.51/61,985.04
  6. Step 6: Final answer
    x = 53,010.81

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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.