Home / 64,915.68-89,527.32-42,246.24

Finding the Fourth Proportional to 64,915.68, 89,527.32 and 42,246.24

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Solution

The fourth proportional to 64,915.68, 89,527.32 and 42,246.24 is: 58,263.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,915.68 : 89,527.32 = 42,246.24 : x
  2. Step 2: Convert to fraction form
    64,915.68/89,527.32 = 42,246.24/x
  3. Step 3: Cross multiply
    64,915.68x = 89,527.32 × 42,246.24
  4. Step 4: Simplify right side
    64,915.68x = 3,782,192,647.28
  5. Step 5: Solve for x
    x = 3,782,192,647.28/64,915.68
  6. Step 6: Final answer
    x = 58,263.16

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1.5x scale

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.