Home / 219,050.56-302,289.36-118,448.80

Finding the Fourth Proportional to 219,050.56, 302,289.36 and 118,448.80

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Solution

The fourth proportional to 219,050.56, 302,289.36 and 118,448.80 is: 163,459.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,050.56 : 302,289.36 = 118,448.80 : x
  2. Step 2: Convert to fraction form
    219,050.56/302,289.36 = 118,448.80/x
  3. Step 3: Cross multiply
    219,050.56x = 302,289.36 × 118,448.80
  4. Step 4: Simplify right side
    219,050.56x = 35,805,811,944.77
  5. Step 5: Solve for x
    x = 35,805,811,944.77/219,050.56
  6. Step 6: Final answer
    x = 163,459.12

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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.