Home / 152,134.67-209,927.63-84,142.46

Finding the Fourth Proportional to 152,134.67, 209,927.63 and 84,142.46

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Solution

The fourth proportional to 152,134.67, 209,927.63 and 84,142.46 is: 116,106.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,134.67 : 209,927.63 = 84,142.46 : x
  2. Step 2: Convert to fraction form
    152,134.67/209,927.63 = 84,142.46/x
  3. Step 3: Cross multiply
    152,134.67x = 209,927.63 × 84,142.46
  4. Step 4: Simplify right side
    152,134.67x = 17,663,827,945.35
  5. Step 5: Solve for x
    x = 17,663,827,945.35/152,134.67
  6. Step 6: Final answer
    x = 116,106.52

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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.