Home / 228,023.04-314,670.18-127,421.04

Finding the Fourth Proportional to 228,023.04, 314,670.18 and 127,421.04

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Solution

The fourth proportional to 228,023.04, 314,670.18 and 127,421.04 is: 175,840.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,023.04 : 314,670.18 = 127,421.04 : x
  2. Step 2: Convert to fraction form
    228,023.04/314,670.18 = 127,421.04/x
  3. Step 3: Cross multiply
    228,023.04x = 314,670.18 × 127,421.04
  4. Step 4: Simplify right side
    228,023.04x = 40,095,601,592.59
  5. Step 5: Solve for x
    x = 40,095,601,592.59/228,023.04
  6. Step 6: Final answer
    x = 175,840.13

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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.