Home / 84,711.55-116,902.01-46,985.80

Finding the Fourth Proportional to 84,711.55, 116,902.01 and 46,985.80

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Solution

The fourth proportional to 84,711.55, 116,902.01 and 46,985.80 is: 64,840.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,711.55 : 116,902.01 = 46,985.80 : x
  2. Step 2: Convert to fraction form
    84,711.55/116,902.01 = 46,985.80/x
  3. Step 3: Cross multiply
    84,711.55x = 116,902.01 × 46,985.80
  4. Step 4: Simplify right side
    84,711.55x = 5,492,734,461.46
  5. Step 5: Solve for x
    x = 5,492,734,461.46/84,711.55
  6. Step 6: Final answer
    x = 64,840.44

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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.