Home / 78,703.19-118,053.69-44,897.07

Finding the Fourth Proportional to 78,703.19, 118,053.69 and 44,897.07

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Solution

The fourth proportional to 78,703.19, 118,053.69 and 44,897.07 is: 67,344.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,703.19 : 118,053.69 = 44,897.07 : x
  2. Step 2: Convert to fraction form
    78,703.19/118,053.69 = 44,897.07/x
  3. Step 3: Cross multiply
    78,703.19x = 118,053.69 × 44,897.07
  4. Step 4: Simplify right side
    78,703.19x = 5,300,264,783.69
  5. Step 5: Solve for x
    x = 5,300,264,783.69/78,703.19
  6. Step 6: Final answer
    x = 67,344.98

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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.