Home / 125,700.12-188,521.02-46,851.48

Finding the Fourth Proportional to 125,700.12, 188,521.02 and 46,851.48

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Solution

The fourth proportional to 125,700.12, 188,521.02 and 46,851.48 is: 70,266.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,700.12 : 188,521.02 = 46,851.48 : x
  2. Step 2: Convert to fraction form
    125,700.12/188,521.02 = 46,851.48/x
  3. Step 3: Cross multiply
    125,700.12x = 188,521.02 × 46,851.48
  4. Step 4: Simplify right side
    125,700.12x = 8,832,488,798.11
  5. Step 5: Solve for x
    x = 8,832,488,798.11/125,700.12
  6. Step 6: Final answer
    x = 70,266.35

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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.