Home / 119,417.58-179,130.78-39,457.62

Finding the Fourth Proportional to 119,417.58, 179,130.78 and 39,457.62

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Solution

The fourth proportional to 119,417.58, 179,130.78 and 39,457.62 is: 59,187.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,417.58 : 179,130.78 = 39,457.62 : x
  2. Step 2: Convert to fraction form
    119,417.58/179,130.78 = 39,457.62/x
  3. Step 3: Cross multiply
    119,417.58x = 179,130.78 × 39,457.62
  4. Step 4: Simplify right side
    119,417.58x = 7,068,074,247.54
  5. Step 5: Solve for x
    x = 7,068,074,247.54/119,417.58
  6. Step 6: Final answer
    x = 59,187.89

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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.