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Finding the Fourth Proportional to 141,485.61, 212,205.35 and 41,622.45

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Solution

The fourth proportional to 141,485.61, 212,205.35 and 41,622.45 is: 62,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,485.61 : 212,205.35 = 41,622.45 : x
  2. Step 2: Convert to fraction form
    141,485.61/212,205.35 = 41,622.45/x
  3. Step 3: Cross multiply
    141,485.61x = 212,205.35 × 41,622.45
  4. Step 4: Simplify right side
    141,485.61x = 8,832,506,570.11
  5. Step 5: Solve for x
    x = 8,832,506,570.11/141,485.61
  6. Step 6: Final answer
    x = 62,426.89

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1.5x scale

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.