Home / 52,129.12-71,885.46-46,368.40

Finding the Fourth Proportional to 52,129.12, 71,885.46 and 46,368.40

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Solution

The fourth proportional to 52,129.12, 71,885.46 and 46,368.40 is: 63,941.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,129.12 : 71,885.46 = 46,368.40 : x
  2. Step 2: Convert to fraction form
    52,129.12/71,885.46 = 46,368.40/x
  3. Step 3: Cross multiply
    52,129.12x = 71,885.46 × 46,368.40
  4. Step 4: Simplify right side
    52,129.12x = 3,333,213,763.46
  5. Step 5: Solve for x
    x = 3,333,213,763.46/52,129.12
  6. Step 6: Final answer
    x = 63,941.49

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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.