Home / 65,200,101.30-97,800,151.95-42,525,285.30

Finding the Fourth Proportional to 65,200,101.30, 97,800,151.95 and 42,525,285.30

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Solution

The fourth proportional to 65,200,101.30, 97,800,151.95 and 42,525,285.30 is: 63,787,927.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,200,101.30 : 97,800,151.95 = 42,525,285.30 : x
  2. Step 2: Convert to fraction form
    65,200,101.30/97,800,151.95 = 42,525,285.30/x
  3. Step 3: Cross multiply
    65,200,101.30x = 97,800,151.95 × 42,525,285.30
  4. Step 4: Simplify right side
    65,200,101.30x = 4,158,979,364,057,101
  5. Step 5: Solve for x
    x = 4,158,979,364,057,101/65,200,101.30
  6. Step 6: Final answer
    x = 63,787,927.95

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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.