Home / 177,774.14-245,328.55-101,289.89

Finding the Fourth Proportional to 177,774.14, 245,328.55 and 101,289.89

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Solution

The fourth proportional to 177,774.14, 245,328.55 and 101,289.89 is: 139,780.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,774.14 : 245,328.55 = 101,289.89 : x
  2. Step 2: Convert to fraction form
    177,774.14/245,328.55 = 101,289.89/x
  3. Step 3: Cross multiply
    177,774.14x = 245,328.55 × 101,289.89
  4. Step 4: Simplify right side
    177,774.14x = 24,849,302,203.46
  5. Step 5: Solve for x
    x = 24,849,302,203.46/177,774.14
  6. Step 6: Final answer
    x = 139,780.18

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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.