Home / 146,547.55-202,237.92-86,126.20

Finding the Fourth Proportional to 146,547.55, 202,237.92 and 86,126.20

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Solution

The fourth proportional to 146,547.55, 202,237.92 and 86,126.20 is: 118,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,547.55 : 202,237.92 = 86,126.20 : x
  2. Step 2: Convert to fraction form
    146,547.55/202,237.92 = 86,126.20/x
  3. Step 3: Cross multiply
    146,547.55x = 202,237.92 × 86,126.20
  4. Step 4: Simplify right side
    146,547.55x = 17,417,983,545.50
  5. Step 5: Solve for x
    x = 17,417,983,545.50/146,547.55
  6. Step 6: Final answer
    x = 118,855.51

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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.