Home / 125,297.19-172,899.43-70,846.69

Finding the Fourth Proportional to 125,297.19, 172,899.43 and 70,846.69

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Solution

The fourth proportional to 125,297.19, 172,899.43 and 70,846.69 is: 97,762.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,297.19 : 172,899.43 = 70,846.69 : x
  2. Step 2: Convert to fraction form
    125,297.19/172,899.43 = 70,846.69/x
  3. Step 3: Cross multiply
    125,297.19x = 172,899.43 × 70,846.69
  4. Step 4: Simplify right side
    125,297.19x = 12,249,352,623.07
  5. Step 5: Solve for x
    x = 12,249,352,623.07/125,297.19
  6. Step 6: Final answer
    x = 97,762.39

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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.