Home / 156,051.90-234,077.85-146,210.40

Finding the Fourth Proportional to 156,051.90, 234,077.85 and 146,210.40

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Solution

The fourth proportional to 156,051.90, 234,077.85 and 146,210.40 is: 219,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,051.90 : 234,077.85 = 146,210.40 : x
  2. Step 2: Convert to fraction form
    156,051.90/234,077.85 = 146,210.40/x
  3. Step 3: Cross multiply
    156,051.90x = 234,077.85 × 146,210.40
  4. Step 4: Simplify right side
    156,051.90x = 34,224,616,079.64
  5. Step 5: Solve for x
    x = 34,224,616,079.64/156,051.90
  6. Step 6: Final answer
    x = 219,315.60

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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.