Home / 70,911.08-106,432.24-35,875.36

Finding the Fourth Proportional to 70,911.08, 106,432.24 and 35,875.36

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Solution

The fourth proportional to 70,911.08, 106,432.24 and 35,875.36 is: 53,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,911.08 : 106,432.24 = 35,875.36 : x
  2. Step 2: Convert to fraction form
    70,911.08/106,432.24 = 35,875.36/x
  3. Step 3: Cross multiply
    70,911.08x = 106,432.24 × 35,875.36
  4. Step 4: Simplify right side
    70,911.08x = 3,818,294,925.61
  5. Step 5: Solve for x
    x = 3,818,294,925.61/70,911.08
  6. Step 6: Final answer
    x = 53,846.24

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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.