Home / 242,830.65-364,038.21-93,178.33

Finding the Fourth Proportional to 242,830.65, 364,038.21 and 93,178.33

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Solution

The fourth proportional to 242,830.65, 364,038.21 and 93,178.33 is: 139,687.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,830.65 : 364,038.21 = 93,178.33 : x
  2. Step 2: Convert to fraction form
    242,830.65/364,038.21 = 93,178.33/x
  3. Step 3: Cross multiply
    242,830.65x = 364,038.21 × 93,178.33
  4. Step 4: Simplify right side
    242,830.65x = 33,920,472,463.99
  5. Step 5: Solve for x
    x = 33,920,472,463.99/242,830.65
  6. Step 6: Final answer
    x = 139,687.77

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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.