Home / 88,637.85-122,336.10-52,830.18

Finding the Fourth Proportional to 88,637.85, 122,336.10 and 52,830.18

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Solution

The fourth proportional to 88,637.85, 122,336.10 and 52,830.18 is: 72,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,637.85 : 122,336.10 = 52,830.18 : x
  2. Step 2: Convert to fraction form
    88,637.85/122,336.10 = 52,830.18/x
  3. Step 3: Cross multiply
    88,637.85x = 122,336.10 × 52,830.18
  4. Step 4: Simplify right side
    88,637.85x = 6,463,038,183.50
  5. Step 5: Solve for x
    x = 6,463,038,183.50/88,637.85
  6. Step 6: Final answer
    x = 72,915.11

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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.