Home / 127,913.34-176,518.28-70,558.24

Finding the Fourth Proportional to 127,913.34, 176,518.28 and 70,558.24

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Solution

The fourth proportional to 127,913.34, 176,518.28 and 70,558.24 is: 97,369.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,913.34 : 176,518.28 = 70,558.24 : x
  2. Step 2: Convert to fraction form
    127,913.34/176,518.28 = 70,558.24/x
  3. Step 3: Cross multiply
    127,913.34x = 176,518.28 × 70,558.24
  4. Step 4: Simplify right side
    127,913.34x = 12,454,819,164.63
  5. Step 5: Solve for x
    x = 12,454,819,164.63/127,913.34
  6. Step 6: Final answer
    x = 97,369.20

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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.