Home / 176,306.40-264,458.88-145,075.68

Finding the Fourth Proportional to 176,306.40, 264,458.88 and 145,075.68

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Solution

The fourth proportional to 176,306.40, 264,458.88 and 145,075.68 is: 217,612.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,306.40 : 264,458.88 = 145,075.68 : x
  2. Step 2: Convert to fraction form
    176,306.40/264,458.88 = 145,075.68/x
  3. Step 3: Cross multiply
    176,306.40x = 264,458.88 × 145,075.68
  4. Step 4: Simplify right side
    176,306.40x = 38,366,551,848.04
  5. Step 5: Solve for x
    x = 38,366,551,848.04/176,306.40
  6. Step 6: Final answer
    x = 217,612.93

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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.