Home / 94,443.68-130,314.48-58,642.40

Finding the Fourth Proportional to 94,443.68, 130,314.48 and 58,642.40

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Solution

The fourth proportional to 94,443.68, 130,314.48 and 58,642.40 is: 80,915.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,443.68 : 130,314.48 = 58,642.40 : x
  2. Step 2: Convert to fraction form
    94,443.68/130,314.48 = 58,642.40/x
  3. Step 3: Cross multiply
    94,443.68x = 130,314.48 × 58,642.40
  4. Step 4: Simplify right side
    94,443.68x = 7,641,953,861.95
  5. Step 5: Solve for x
    x = 7,641,953,861.95/94,443.68
  6. Step 6: Final answer
    x = 80,915.46

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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.