Home / 94,357.90-130,147.32-64,125.46

Finding the Fourth Proportional to 94,357.90, 130,147.32 and 64,125.46

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Solution

The fourth proportional to 94,357.90, 130,147.32 and 64,125.46 is: 88,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,357.90 : 130,147.32 = 64,125.46 : x
  2. Step 2: Convert to fraction form
    94,357.90/130,147.32 = 64,125.46/x
  3. Step 3: Cross multiply
    94,357.90x = 130,147.32 × 64,125.46
  4. Step 4: Simplify right side
    94,357.90x = 8,345,756,762.77
  5. Step 5: Solve for x
    x = 8,345,756,762.77/94,357.90
  6. Step 6: Final answer
    x = 88,447.89

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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.