Home / 111,132,442.94-153,362,771.26-62,239,870.94

Finding the Fourth Proportional to 111,132,442.94, 153,362,771.26 and 62,239,870.94

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Solution

The fourth proportional to 111,132,442.94, 153,362,771.26 and 62,239,870.94 is: 85,891,021.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,132,442.94 : 153,362,771.26 = 62,239,870.94 : x
  2. Step 2: Convert to fraction form
    111,132,442.94/153,362,771.26 = 62,239,870.94/x
  3. Step 3: Cross multiply
    111,132,442.94x = 153,362,771.26 × 62,239,870.94
  4. Step 4: Simplify right side
    111,132,442.94x = 9,545,279,090,223,140
  5. Step 5: Solve for x
    x = 9,545,279,090,223,140/111,132,442.94
  6. Step 6: Final answer
    x = 85,891,021.90

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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.