Home / 158,895.36-219,417.93-118,539.03

Finding the Fourth Proportional to 158,895.36, 219,417.93 and 118,539.03

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Solution

The fourth proportional to 158,895.36, 219,417.93 and 118,539.03 is: 163,690.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,895.36 : 219,417.93 = 118,539.03 : x
  2. Step 2: Convert to fraction form
    158,895.36/219,417.93 = 118,539.03/x
  3. Step 3: Cross multiply
    158,895.36x = 219,417.93 × 118,539.03
  4. Step 4: Simplify right side
    158,895.36x = 26,009,588,586.81
  5. Step 5: Solve for x
    x = 26,009,588,586.81/158,895.36
  6. Step 6: Final answer
    x = 163,690.04

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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.