Home / 110,661.48-152,676.36-62,897.40

Finding the Fourth Proportional to 110,661.48, 152,676.36 and 62,897.40

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Solution

The fourth proportional to 110,661.48, 152,676.36 and 62,897.40 is: 86,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,661.48 : 152,676.36 = 62,897.40 : x
  2. Step 2: Convert to fraction form
    110,661.48/152,676.36 = 62,897.40/x
  3. Step 3: Cross multiply
    110,661.48x = 152,676.36 × 62,897.40
  4. Step 4: Simplify right side
    110,661.48x = 9,602,946,085.46
  5. Step 5: Solve for x
    x = 9,602,946,085.46/110,661.48
  6. Step 6: Final answer
    x = 86,777.68

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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.