Home / 97,042.06-133,897.80-56,747.86

Finding the Fourth Proportional to 97,042.06, 133,897.80 and 56,747.86

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Solution

The fourth proportional to 97,042.06, 133,897.80 and 56,747.86 is: 78,300.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,042.06 : 133,897.80 = 56,747.86 : x
  2. Step 2: Convert to fraction form
    97,042.06/133,897.80 = 56,747.86/x
  3. Step 3: Cross multiply
    97,042.06x = 133,897.80 × 56,747.86
  4. Step 4: Simplify right side
    97,042.06x = 7,598,413,608.71
  5. Step 5: Solve for x
    x = 7,598,413,608.71/97,042.06
  6. Step 6: Final answer
    x = 78,300.21

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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.