Home / 130,537.64-195,382.82-70,482.62

Finding the Fourth Proportional to 130,537.64, 195,382.82 and 70,482.62

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Solution

The fourth proportional to 130,537.64, 195,382.82 and 70,482.62 is: 105,495.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,537.64 : 195,382.82 = 70,482.62 : x
  2. Step 2: Convert to fraction form
    130,537.64/195,382.82 = 70,482.62/x
  3. Step 3: Cross multiply
    130,537.64x = 195,382.82 × 70,482.62
  4. Step 4: Simplify right side
    130,537.64x = 13,771,093,056.59
  5. Step 5: Solve for x
    x = 13,771,093,056.59/130,537.64
  6. Step 6: Final answer
    x = 105,495.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.