Home / 86,445.72-119,295.12-46,701.72

Finding the Fourth Proportional to 86,445.72, 119,295.12 and 46,701.72

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Solution

The fourth proportional to 86,445.72, 119,295.12 and 46,701.72 is: 64,448.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,445.72 : 119,295.12 = 46,701.72 : x
  2. Step 2: Convert to fraction form
    86,445.72/119,295.12 = 46,701.72/x
  3. Step 3: Cross multiply
    86,445.72x = 119,295.12 × 46,701.72
  4. Step 4: Simplify right side
    86,445.72x = 5,571,287,291.61
  5. Step 5: Solve for x
    x = 5,571,287,291.61/86,445.72
  6. Step 6: Final answer
    x = 64,448.39

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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.