Home / 94,114.12-129,877.74-51,675.40

Finding the Fourth Proportional to 94,114.12, 129,877.74 and 51,675.40

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Solution

The fourth proportional to 94,114.12, 129,877.74 and 51,675.40 is: 71,312.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,114.12 : 129,877.74 = 51,675.40 : x
  2. Step 2: Convert to fraction form
    94,114.12/129,877.74 = 51,675.40/x
  3. Step 3: Cross multiply
    94,114.12x = 129,877.74 × 51,675.40
  4. Step 4: Simplify right side
    94,114.12x = 6,711,484,165.60
  5. Step 5: Solve for x
    x = 6,711,484,165.60/94,114.12
  6. Step 6: Final answer
    x = 71,312.19

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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.