Home / 176,746.76-243,829.95-105,086.06

Finding the Fourth Proportional to 176,746.76, 243,829.95 and 105,086.06

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Solution

The fourth proportional to 176,746.76, 243,829.95 and 105,086.06 is: 144,970.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,746.76 : 243,829.95 = 105,086.06 : x
  2. Step 2: Convert to fraction form
    176,746.76/243,829.95 = 105,086.06/x
  3. Step 3: Cross multiply
    176,746.76x = 243,829.95 × 105,086.06
  4. Step 4: Simplify right side
    176,746.76x = 25,623,128,755.50
  5. Step 5: Solve for x
    x = 25,623,128,755.50/176,746.76
  6. Step 6: Final answer
    x = 144,970.85

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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.