Home / 176,748.67-265,123-145,518.31

Finding the Fourth Proportional to 176,748.67, 265,123 and 145,518.31

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Solution

The fourth proportional to 176,748.67, 265,123 and 145,518.31 is: 218,277.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,748.67 : 265,123 = 145,518.31 : x
  2. Step 2: Convert to fraction form
    176,748.67/265,123 = 145,518.31/x
  3. Step 3: Cross multiply
    176,748.67x = 265,123 × 145,518.31
  4. Step 4: Simplify right side
    176,748.67x = 38,580,249,576.52
  5. Step 5: Solve for x
    x = 38,580,249,576.52/176,748.67
  6. Step 6: Final answer
    x = 218,277.46

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1.5x scale

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.