Home / 86,283.63-119,068.79-48,045.15

Finding the Fourth Proportional to 86,283.63, 119,068.79 and 48,045.15

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Solution

The fourth proportional to 86,283.63, 119,068.79 and 48,045.15 is: 66,300.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,283.63 : 119,068.79 = 48,045.15 : x
  2. Step 2: Convert to fraction form
    86,283.63/119,068.79 = 48,045.15/x
  3. Step 3: Cross multiply
    86,283.63x = 119,068.79 × 48,045.15
  4. Step 4: Simplify right side
    86,283.63x = 5,720,677,635.64
  5. Step 5: Solve for x
    x = 5,720,677,635.64/86,283.63
  6. Step 6: Final answer
    x = 66,300.85

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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.