Home / 112,981,482.04-155,919,623.70-62,745,930.40

Finding the Fourth Proportional to 112,981,482.04, 155,919,623.70 and 62,745,930.40

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Solution

The fourth proportional to 112,981,482.04, 155,919,623.70 and 62,745,930.40 is: 86,592,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,981,482.04 : 155,919,623.70 = 62,745,930.40 : x
  2. Step 2: Convert to fraction form
    112,981,482.04/155,919,623.70 = 62,745,930.40/x
  3. Step 3: Cross multiply
    112,981,482.04x = 155,919,623.70 × 62,745,930.40
  4. Step 4: Simplify right side
    112,981,482.04x = 9,783,321,856,674,390
  5. Step 5: Solve for x
    x = 9,783,321,856,674,390/112,981,482.04
  6. Step 6: Final answer
    x = 86,592,259.90

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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.