Home / 88,098.04-121,573.20-47,810.08

Finding the Fourth Proportional to 88,098.04, 121,573.20 and 47,810.08

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Solution

The fourth proportional to 88,098.04, 121,573.20 and 47,810.08 is: 65,976.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,098.04 : 121,573.20 = 47,810.08 : x
  2. Step 2: Convert to fraction form
    88,098.04/121,573.20 = 47,810.08/x
  3. Step 3: Cross multiply
    88,098.04x = 121,573.20 × 47,810.08
  4. Step 4: Simplify right side
    88,098.04x = 5,812,424,417.86
  5. Step 5: Solve for x
    x = 5,812,424,417.86/88,098.04
  6. Step 6: Final answer
    x = 65,976.77

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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.