Home / 134,070.18-185,018.36-73,642.23

Finding the Fourth Proportional to 134,070.18, 185,018.36 and 73,642.23

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Solution

The fourth proportional to 134,070.18, 185,018.36 and 73,642.23 is: 101,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,070.18 : 185,018.36 = 73,642.23 : x
  2. Step 2: Convert to fraction form
    134,070.18/185,018.36 = 73,642.23/x
  3. Step 3: Cross multiply
    134,070.18x = 185,018.36 × 73,642.23
  4. Step 4: Simplify right side
    134,070.18x = 13,625,164,253.13
  5. Step 5: Solve for x
    x = 13,625,164,253.13/134,070.18
  6. Step 6: Final answer
    x = 101,627.10

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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.