Home / 127,488.18-175,931.19-70,898.34

Finding the Fourth Proportional to 127,488.18, 175,931.19 and 70,898.34

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Solution

The fourth proportional to 127,488.18, 175,931.19 and 70,898.34 is: 97,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,488.18 : 175,931.19 = 70,898.34 : x
  2. Step 2: Convert to fraction form
    127,488.18/175,931.19 = 70,898.34/x
  3. Step 3: Cross multiply
    127,488.18x = 175,931.19 × 70,898.34
  4. Step 4: Simplify right side
    127,488.18x = 12,473,229,325.22
  5. Step 5: Solve for x
    x = 12,473,229,325.22/127,488.18
  6. Step 6: Final answer
    x = 97,838.32

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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.