Home / 127,875.93-176,464.92-70,515.22

Finding the Fourth Proportional to 127,875.93, 176,464.92 and 70,515.22

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Solution

The fourth proportional to 127,875.93, 176,464.92 and 70,515.22 is: 97,308.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,875.93 : 176,464.92 = 70,515.22 : x
  2. Step 2: Convert to fraction form
    127,875.93/176,464.92 = 70,515.22/x
  3. Step 3: Cross multiply
    127,875.93x = 176,464.92 × 70,515.22
  4. Step 4: Simplify right side
    127,875.93x = 12,443,462,656.08
  5. Step 5: Solve for x
    x = 12,443,462,656.08/127,875.93
  6. Step 6: Final answer
    x = 97,308.87

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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.