Home / 155,116.81-232,681.90-48,502.79

Finding the Fourth Proportional to 155,116.81, 232,681.90 and 48,502.79

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Solution

The fourth proportional to 155,116.81, 232,681.90 and 48,502.79 is: 72,756.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,116.81 : 232,681.90 = 48,502.79 : x
  2. Step 2: Convert to fraction form
    155,116.81/232,681.90 = 48,502.79/x
  3. Step 3: Cross multiply
    155,116.81x = 232,681.90 × 48,502.79
  4. Step 4: Simplify right side
    155,116.81x = 11,285,721,332.50
  5. Step 5: Solve for x
    x = 11,285,721,332.50/155,116.81
  6. Step 6: Final answer
    x = 72,756.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.