Home / 126,030.02-173,841.96-75,004.65

Finding the Fourth Proportional to 126,030.02, 173,841.96 and 75,004.65

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Solution

The fourth proportional to 126,030.02, 173,841.96 and 75,004.65 is: 103,459.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,030.02 : 173,841.96 = 75,004.65 : x
  2. Step 2: Convert to fraction form
    126,030.02/173,841.96 = 75,004.65/x
  3. Step 3: Cross multiply
    126,030.02x = 173,841.96 × 75,004.65
  4. Step 4: Simplify right side
    126,030.02x = 13,038,955,646.38
  5. Step 5: Solve for x
    x = 13,038,955,646.38/126,030.02
  6. Step 6: Final answer
    x = 103,459.13

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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.