Home / 72,433.23-99,957.50-40,602.13

Finding the Fourth Proportional to 72,433.23, 99,957.50 and 40,602.13

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Solution

The fourth proportional to 72,433.23, 99,957.50 and 40,602.13 is: 56,030.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,433.23 : 99,957.50 = 40,602.13 : x
  2. Step 2: Convert to fraction form
    72,433.23/99,957.50 = 40,602.13/x
  3. Step 3: Cross multiply
    72,433.23x = 99,957.50 × 40,602.13
  4. Step 4: Simplify right side
    72,433.23x = 4,058,487,409.48
  5. Step 5: Solve for x
    x = 4,058,487,409.48/72,433.23
  6. Step 6: Final answer
    x = 56,030.74

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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.