Home / 161,142.04-222,313.98-118,801.24

Finding the Fourth Proportional to 161,142.04, 222,313.98 and 118,801.24

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Solution

The fourth proportional to 161,142.04, 222,313.98 and 118,801.24 is: 163,899.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,142.04 : 222,313.98 = 118,801.24 : x
  2. Step 2: Convert to fraction form
    161,142.04/222,313.98 = 118,801.24/x
  3. Step 3: Cross multiply
    161,142.04x = 222,313.98 × 118,801.24
  4. Step 4: Simplify right side
    161,142.04x = 26,411,176,493.34
  5. Step 5: Solve for x
    x = 26,411,176,493.34/161,142.04
  6. Step 6: Final answer
    x = 163,899.98

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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.