Home / 177,587.49-245,079.48-101,108.10

Finding the Fourth Proportional to 177,587.49, 245,079.48 and 101,108.10

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Solution

The fourth proportional to 177,587.49, 245,079.48 and 101,108.10 is: 139,534.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,587.49 : 245,079.48 = 101,108.10 : x
  2. Step 2: Convert to fraction form
    177,587.49/245,079.48 = 101,108.10/x
  3. Step 3: Cross multiply
    177,587.49x = 245,079.48 × 101,108.10
  4. Step 4: Simplify right side
    177,587.49x = 24,779,520,571.79
  5. Step 5: Solve for x
    x = 24,779,520,571.79/177,587.49
  6. Step 6: Final answer
    x = 139,534.16

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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.